diff --git a/backend/app/Services/Article/ValidationService.php b/backend/app/Services/Article/ValidationService.php
index ac17e1e..819af4c 100644
--- a/backend/app/Services/Article/ValidationService.php
+++ b/backend/app/Services/Article/ValidationService.php
@@ -12,7 +12,7 @@ public static function validate(Article $article): Article
 
         $articleData = ArticleFetcher::fetchArticleData($article);
         
-        // Update article with fetched data (title, description, etc.)
+        // Update article with fetched metadata (title, description)
         $updateData = [
             'validated_at' => now(),
         ];
@@ -20,12 +20,10 @@ public static function validate(Article $article): Article
         if (!empty($articleData)) {
             $updateData['title'] = $articleData['title'] ?? null;
             $updateData['description'] = $articleData['description'] ?? null;
-            $updateData['full_article'] = $articleData['full_article'] ?? null;
-            $updateData['thumbnail'] = $articleData['thumbnail'] ?? null;
         }
         
         if (!isset($articleData['full_article']) || empty($articleData['full_article'])) {
-            logger()->warning('Article data missing full_article key', [
+            logger()->warning('Article data missing full_article content', [
                 'article_id' => $article->id,
                 'url' => $article->url
             ]);
@@ -36,6 +34,7 @@ public static function validate(Article $article): Article
             return $article->refresh();
         }
         
+        // Validate using extracted content (not stored)
         $validationResult = self::validateByKeywords($articleData['full_article']);
         $updateData['is_valid'] = $validationResult;
 
@@ -46,8 +45,20 @@ public static function validate(Article $article): Article
 
     private static function validateByKeywords(string $full_article): bool
     {
+        // Belgian news content keywords - broader set for Belgian news relevance
         $keywords = [
-            'N-VA', 'Bart De Wever', 'Frank Vandenbroucke',
+            // Political parties and leaders
+            'N-VA', 'Bart De Wever', 'Frank Vandenbroucke', 'Alexander De Croo',
+            'Vooruit', 'Open Vld', 'CD&V', 'Vlaams Belang', 'PTB', 'PVDA',
+            
+            // Belgian locations and institutions
+            'Belgium', 'Belgian', 'Flanders', 'Flemish', 'Wallonia', 'Brussels',
+            'Antwerp', 'Ghent', 'Bruges', 'Leuven', 'Mechelen', 'Namur', 'Liège', 'Charleroi',
+            'parliament', 'government', 'minister', 'policy', 'law', 'legislation',
+            
+            // Common Belgian news topics
+            'economy', 'economic', 'education', 'healthcare', 'transport', 'climate', 'energy',
+            'European', 'EU', 'migration', 'security', 'justice', 'culture', 'police'
         ];
 
         foreach ($keywords as $keyword) {
diff --git a/backend/app/Services/Parsers/BelgaArticlePageParser.php b/backend/app/Services/Parsers/BelgaArticlePageParser.php
index 0a2d2dd..b438d32 100644
--- a/backend/app/Services/Parsers/BelgaArticlePageParser.php
+++ b/backend/app/Services/Parsers/BelgaArticlePageParser.php
@@ -55,15 +55,41 @@ public static function extractFullArticle(string $html): ?string
         $cleanHtml = preg_replace('/<script\b[^<]*(?:(?!<\/script>)<[^<]*)*<\/script>/mi', '', $html);
         $cleanHtml = preg_replace('/<style\b[^<]*(?:(?!<\/style>)<[^<]*)*<\/style>/mi', '', $cleanHtml);
         
-        // Try to extract content from Belga-specific document section
+        // Look for Belga-specific paragraph class
+        if (preg_match_all('/<p[^>]*class="[^"]*styles_paragraph__[^"]*"[^>]*>(.*?)<\/p>/is', $cleanHtml, $matches)) {
+            $paragraphs = array_map(function($paragraph) {
+                return html_entity_decode(strip_tags($paragraph), ENT_QUOTES, 'UTF-8');
+            }, $matches[1]);
+            
+            // Filter out empty paragraphs and join with double newlines
+            $fullText = implode("\n\n", array_filter($paragraphs, function($p) {
+                return trim($p) !== '';
+            }));
+            
+            return $fullText ?: null;
+        }
+        
+        // Fallback: Try to extract from prezly-slate-document section
         if (preg_match('/<section[^>]*class="[^"]*prezly-slate-document[^"]*"[^>]*>(.*?)<\/section>/is', $cleanHtml, $sectionMatches)) {
             $sectionHtml = $sectionMatches[1];
             preg_match_all('/<p[^>]*>(.*?)<\/p>/is', $sectionHtml, $matches);
-        } else {
-            // Fallback: Extract all paragraph content
-            preg_match_all('/<p[^>]*>(.*?)<\/p>/is', $cleanHtml, $matches);
+            
+            if (!empty($matches[1])) {
+                $paragraphs = array_map(function($paragraph) {
+                    return html_entity_decode(strip_tags($paragraph), ENT_QUOTES, 'UTF-8');
+                }, $matches[1]);
+                
+                // Filter out empty paragraphs and join with double newlines
+                $fullText = implode("\n\n", array_filter($paragraphs, function($p) {
+                    return trim($p) !== '';
+                }));
+                
+                return $fullText ?: null;
+            }
         }
         
+        // Final fallback: Extract all paragraph content
+        preg_match_all('/<p[^>]*>(.*?)<\/p>/is', $cleanHtml, $matches);
         if (!empty($matches[1])) {
             $paragraphs = array_map(function($paragraph) {
                 return html_entity_decode(strip_tags($paragraph), ENT_QUOTES, 'UTF-8');
diff --git a/backend/tests/Unit/Services/Parsers/BelgaArticlePageParserTest.php b/backend/tests/Unit/Services/Parsers/BelgaArticlePageParserTest.php
new file mode 100644
index 0000000..cb99b5e
--- /dev/null
+++ b/backend/tests/Unit/Services/Parsers/BelgaArticlePageParserTest.php
@@ -0,0 +1,334 @@
+<?php
+
+namespace Tests\Unit\Services\Parsers;
+
+use App\Services\Parsers\BelgaArticlePageParser;
+use Tests\TestCase;
+
+class BelgaArticlePageParserTest extends TestCase
+{
+    public function test_extract_title_from_og_meta_tag(): void
+    {
+        $html = '<html><head><meta property="og:title" content="Test Article Title"/></head><body></body></html>';
+
+        $title = BelgaArticlePageParser::extractTitle($html);
+
+        $this->assertEquals('Test Article Title', $title);
+    }
+
+    public function test_extract_title_from_h1_tag(): void
+    {
+        $html = '<html><body><h1>H1 Title Test</h1></body></html>';
+
+        $title = BelgaArticlePageParser::extractTitle($html);
+
+        $this->assertEquals('H1 Title Test', $title);
+    }
+
+    public function test_extract_title_from_title_tag(): void
+    {
+        $html = '<html><head><title>Page Title Test</title></head><body></body></html>';
+
+        $title = BelgaArticlePageParser::extractTitle($html);
+
+        $this->assertEquals('Page Title Test', $title);
+    }
+
+    public function test_extract_title_with_html_entities(): void
+    {
+        $html = '<html><head><meta property="og:title" content="Test &amp; Article &quot;Title&quot;"/></head></html>';
+
+        $title = BelgaArticlePageParser::extractTitle($html);
+
+        $this->assertEquals('Test & Article "Title"', $title);
+    }
+
+    public function test_extract_title_returns_null_when_not_found(): void
+    {
+        $html = '<html><body><p>No title here</p></body></html>';
+
+        $title = BelgaArticlePageParser::extractTitle($html);
+
+        $this->assertNull($title);
+    }
+
+    public function test_extract_description_from_og_meta_tag(): void
+    {
+        $html = '<html><head><meta property="og:description" content="Test article description"/></head></html>';
+
+        $description = BelgaArticlePageParser::extractDescription($html);
+
+        $this->assertEquals('Test article description', $description);
+    }
+
+    public function test_extract_description_from_paragraph(): void
+    {
+        $html = '<html><body><p>This is the first paragraph description.</p></body></html>';
+
+        $description = BelgaArticlePageParser::extractDescription($html);
+
+        $this->assertEquals('This is the first paragraph description.', $description);
+    }
+
+    public function test_extract_description_with_html_entities(): void
+    {
+        $html = '<html><head><meta property="og:description" content="Description with &amp; entities &lt;test&gt;"/></head></html>';
+
+        $description = BelgaArticlePageParser::extractDescription($html);
+
+        $this->assertEquals('Description with & entities <test>', $description);
+    }
+
+    public function test_extract_description_returns_null_when_not_found(): void
+    {
+        $html = '<html><body><div>No description here</div></body></html>';
+
+        $description = BelgaArticlePageParser::extractDescription($html);
+
+        $this->assertNull($description);
+    }
+
+    public function test_extract_full_article_from_belga_paragraph_class(): void
+    {
+        $html = '
+            <html>
+                <body>
+                    <p class="styles_paragraph__6o_o7">First paragraph content.</p>
+                    <p class="styles_paragraph__6o_o7">Second paragraph content.</p>
+                    <p class="other-class">This should be ignored.</p>
+                </body>
+            </html>
+        ';
+
+        $fullArticle = BelgaArticlePageParser::extractFullArticle($html);
+
+        $expected = "First paragraph content.\n\nSecond paragraph content.";
+        $this->assertEquals($expected, $fullArticle);
+    }
+
+    public function test_extract_full_article_filters_empty_paragraphs(): void
+    {
+        $html = '
+            <html>
+                <body>
+                    <p class="styles_paragraph__ABC123">Content paragraph.</p>
+                    <p class="styles_paragraph__DEF456">   </p>
+                    <p class="styles_paragraph__GHI789"></p>
+                    <p class="styles_paragraph__JKL012">Another content paragraph.</p>
+                </body>
+            </html>
+        ';
+
+        $fullArticle = BelgaArticlePageParser::extractFullArticle($html);
+
+        $expected = "Content paragraph.\n\nAnother content paragraph.";
+        $this->assertEquals($expected, $fullArticle);
+    }
+
+    public function test_extract_full_article_handles_nested_tags(): void
+    {
+        $html = '
+            <html>
+                <body>
+                    <p class="styles_paragraph__TEST">This has <strong>bold text</strong> and <em>italic text</em>.</p>
+                    <p class="styles_paragraph__TEST2">This has <a href="#">a link</a> inside.</p>
+                </body>
+            </html>
+        ';
+
+        $fullArticle = BelgaArticlePageParser::extractFullArticle($html);
+
+        $expected = "This has bold text and italic text.\n\nThis has a link inside.";
+        $this->assertEquals($expected, $fullArticle);
+    }
+
+    public function test_extract_full_article_removes_scripts_and_styles(): void
+    {
+        $html = '
+            <html>
+                <head>
+                    <script>console.log("test");</script>
+                    <style>.test { color: red; }</style>
+                </head>
+                <body>
+                    <p class="styles_paragraph__TEST">Clean content.</p>
+                    <script>alert("bad");</script>
+                </body>
+            </html>
+        ';
+
+        $fullArticle = BelgaArticlePageParser::extractFullArticle($html);
+
+        $this->assertEquals('Clean content.', $fullArticle);
+        $this->assertStringNotContainsString('console.log', $fullArticle);
+        $this->assertStringNotContainsString('alert', $fullArticle);
+        $this->assertStringNotContainsString('color: red', $fullArticle);
+    }
+
+    public function test_extract_full_article_fallback_to_prezly_document(): void
+    {
+        $html = '
+            <html>
+                <body>
+                    <section class="prezly-slate-document">
+                        <p>Content from prezly section.</p>
+                        <p>More prezly content.</p>
+                    </section>
+                </body>
+            </html>
+        ';
+
+        $fullArticle = BelgaArticlePageParser::extractFullArticle($html);
+
+        $expected = "Content from prezly section.\n\nMore prezly content.";
+        $this->assertEquals($expected, $fullArticle);
+    }
+
+    public function test_extract_full_article_fallback_to_all_paragraphs(): void
+    {
+        $html = '
+            <html>
+                <body>
+                    <p>First general paragraph.</p>
+                    <p>Second general paragraph.</p>
+                </body>
+            </html>
+        ';
+
+        $fullArticle = BelgaArticlePageParser::extractFullArticle($html);
+
+        $expected = "First general paragraph.\n\nSecond general paragraph.";
+        $this->assertEquals($expected, $fullArticle);
+    }
+
+    public function test_extract_full_article_returns_null_when_no_content(): void
+    {
+        $html = '<html><body><div>No paragraphs here</div></body></html>';
+
+        $fullArticle = BelgaArticlePageParser::extractFullArticle($html);
+
+        $this->assertNull($fullArticle);
+    }
+
+    public function test_extract_thumbnail_from_og_image(): void
+    {
+        $html = '<html><head><meta property="og:image" content="https://example.com/image.jpg"/></head></html>';
+
+        $thumbnail = BelgaArticlePageParser::extractThumbnail($html);
+
+        $this->assertEquals('https://example.com/image.jpg', $thumbnail);
+    }
+
+    public function test_extract_thumbnail_from_img_tag(): void
+    {
+        $html = '<html><body><img src="https://example.com/article-image.png" alt="test"/></body></html>';
+
+        $thumbnail = BelgaArticlePageParser::extractThumbnail($html);
+
+        $this->assertEquals('https://example.com/article-image.png', $thumbnail);
+    }
+
+    public function test_extract_thumbnail_prefers_og_image(): void
+    {
+        $html = '
+            <html>
+                <head><meta property="og:image" content="https://example.com/og-image.jpg"/></head>
+                <body><img src="https://example.com/body-image.png" alt="test"/></body>
+            </html>
+        ';
+
+        $thumbnail = BelgaArticlePageParser::extractThumbnail($html);
+
+        $this->assertEquals('https://example.com/og-image.jpg', $thumbnail);
+    }
+
+    public function test_extract_thumbnail_returns_null_when_not_found(): void
+    {
+        $html = '<html><body><div>No images here</div></body></html>';
+
+        $thumbnail = BelgaArticlePageParser::extractThumbnail($html);
+
+        $this->assertNull($thumbnail);
+    }
+
+    public function test_extract_data_returns_all_components(): void
+    {
+        $html = '
+            <html>
+                <head>
+                    <meta property="og:title" content="Test Article"/>
+                    <meta property="og:description" content="Test description"/>
+                    <meta property="og:image" content="https://example.com/image.jpg"/>
+                </head>
+                <body>
+                    <p class="styles_paragraph__TEST">Full article content here.</p>
+                </body>
+            </html>
+        ';
+
+        $data = BelgaArticlePageParser::extractData($html);
+
+        $this->assertIsArray($data);
+        $this->assertArrayHasKey('title', $data);
+        $this->assertArrayHasKey('description', $data);
+        $this->assertArrayHasKey('full_article', $data);
+        $this->assertArrayHasKey('thumbnail', $data);
+
+        $this->assertEquals('Test Article', $data['title']);
+        $this->assertEquals('Test description', $data['description']);
+        $this->assertEquals('Full article content here.', $data['full_article']);
+        $this->assertEquals('https://example.com/image.jpg', $data['thumbnail']);
+    }
+
+    public function test_extract_data_handles_missing_components_gracefully(): void
+    {
+        $html = '<html><body><div>Minimal content</div></body></html>';
+
+        $data = BelgaArticlePageParser::extractData($html);
+
+        $this->assertIsArray($data);
+        $this->assertArrayHasKey('title', $data);
+        $this->assertArrayHasKey('description', $data);
+        $this->assertArrayHasKey('full_article', $data);
+        $this->assertArrayHasKey('thumbnail', $data);
+
+        $this->assertNull($data['title']);
+        $this->assertNull($data['description']);
+        $this->assertNull($data['full_article']);
+        $this->assertNull($data['thumbnail']);
+    }
+
+    /**
+     * Test based on actual Belga HTML structure from real article
+     */
+    public function test_extract_full_article_with_realistic_belga_html(): void
+    {
+        $html = '
+            <html>
+                <body>
+                    <div class="ContentRenderer_renderer__IBbst">
+                        <section class="prezly-slate-document">
+                            <p class="styles_paragraph__6o_o7"><strong>Around 110,000 people joined the Antwerp Pride Parade on Saturday afternoon, according to police.</strong></p>
+                            <p class="styles_paragraph__6o_o7">The event passed without major incidents. Earlier in the day, far-right group Voorpost held a pre-approved protest.</p>
+                            <p class="styles_paragraph__6o_o7">Police say they expect no problems with crowd dispersal, as departures will be staggered.</p>
+                        </section>
+                    </div>
+                </body>
+            </html>
+        ';
+
+        $fullArticle = BelgaArticlePageParser::extractFullArticle($html);
+
+        $this->assertNotNull($fullArticle);
+        $this->assertStringContainsString('110,000 people joined', $fullArticle);
+        $this->assertStringContainsString('major incidents', $fullArticle);
+        $this->assertStringContainsString('crowd dispersal', $fullArticle);
+        
+        // Should join paragraphs with double newlines
+        $this->assertStringContainsString("\n\n", $fullArticle);
+        
+        // Should strip HTML tags
+        $this->assertStringNotContainsString('<strong>', $fullArticle);
+        $this->assertStringNotContainsString('</strong>', $fullArticle);
+    }
+}
\ No newline at end of file
diff --git a/backend/tests/Unit/Services/ValidationServiceKeywordTest.php b/backend/tests/Unit/Services/ValidationServiceKeywordTest.php
new file mode 100644
index 0000000..88f9152
--- /dev/null
+++ b/backend/tests/Unit/Services/ValidationServiceKeywordTest.php
@@ -0,0 +1,191 @@
+<?php
+
+namespace Tests\Unit\Services;
+
+use App\Services\Article\ValidationService;
+use Tests\TestCase;
+use ReflectionClass;
+use ReflectionMethod;
+
+class ValidationServiceKeywordTest extends TestCase
+{
+    /**
+     * Helper method to access private validateByKeywords method
+     */
+    private function getValidateByKeywordsMethod(): ReflectionMethod
+    {
+        $reflection = new ReflectionClass(ValidationService::class);
+        $method = $reflection->getMethod('validateByKeywords');
+        $method->setAccessible(true);
+        return $method;
+    }
+
+    public function test_validates_belgian_political_keywords(): void
+    {
+        $method = $this->getValidateByKeywordsMethod();
+
+        $this->assertTrue($method->invoke(null, 'This article discusses N-VA party policies.'));
+        $this->assertTrue($method->invoke(null, 'Bart De Wever made a statement today.'));
+        $this->assertTrue($method->invoke(null, 'Frank Vandenbroucke announced new healthcare policies.'));
+        $this->assertTrue($method->invoke(null, 'Alexander De Croo addressed the nation.'));
+        $this->assertTrue($method->invoke(null, 'The Vooruit party proposed new legislation.'));
+        $this->assertTrue($method->invoke(null, 'Open Vld supports the new budget.'));
+        $this->assertTrue($method->invoke(null, 'CD&V members voted on the proposal.'));
+        $this->assertTrue($method->invoke(null, 'Vlaams Belang criticized the decision.'));
+        $this->assertTrue($method->invoke(null, 'PTB organized a protest yesterday.'));
+        $this->assertTrue($method->invoke(null, 'PVDA released a statement.'));
+    }
+
+    public function test_validates_belgian_location_keywords(): void
+    {
+        $method = $this->getValidateByKeywordsMethod();
+
+        $this->assertTrue($method->invoke(null, 'This event took place in Belgium.'));
+        $this->assertTrue($method->invoke(null, 'The Belgian government announced new policies.'));
+        $this->assertTrue($method->invoke(null, 'Flanders saw increased tourism this year.'));
+        $this->assertTrue($method->invoke(null, 'The Flemish government supports this initiative.'));
+        $this->assertTrue($method->invoke(null, 'Wallonia will receive additional funding.'));
+        $this->assertTrue($method->invoke(null, 'Brussels hosted the international conference.'));
+        $this->assertTrue($method->invoke(null, 'Antwerp Pride attracted thousands of participants.'));
+        $this->assertTrue($method->invoke(null, 'Ghent University published the research.'));
+        $this->assertTrue($method->invoke(null, 'Bruges tourism numbers increased.'));
+        $this->assertTrue($method->invoke(null, 'Leuven students organized the protest.'));
+        $this->assertTrue($method->invoke(null, 'Mechelen city council voted on the proposal.'));
+        $this->assertTrue($method->invoke(null, 'Namur hosted the cultural event.'));
+        $this->assertTrue($method->invoke(null, 'Liège airport saw increased traffic.'));
+        $this->assertTrue($method->invoke(null, 'Charleroi industrial zone expanded.'));
+    }
+
+    public function test_validates_government_keywords(): void
+    {
+        $method = $this->getValidateByKeywordsMethod();
+
+        $this->assertTrue($method->invoke(null, 'Parliament voted on the new legislation.'));
+        $this->assertTrue($method->invoke(null, 'The government announced budget cuts.'));
+        $this->assertTrue($method->invoke(null, 'The minister addressed concerns about healthcare.'));
+        $this->assertTrue($method->invoke(null, 'New policy changes will take effect next month.'));
+        $this->assertTrue($method->invoke(null, 'The law was passed with majority support.'));
+        $this->assertTrue($method->invoke(null, 'New legislation affects education funding.'));
+    }
+
+    public function test_validates_news_topic_keywords(): void
+    {
+        $method = $this->getValidateByKeywordsMethod();
+
+        $this->assertTrue($method->invoke(null, 'The economy showed signs of recovery.'));
+        $this->assertTrue($method->invoke(null, 'Economic indicators improved this quarter.'));
+        $this->assertTrue($method->invoke(null, 'Education reforms were announced today.'));
+        $this->assertTrue($method->invoke(null, 'Healthcare workers received additional support.'));
+        $this->assertTrue($method->invoke(null, 'Transport infrastructure will be upgraded.'));
+        $this->assertTrue($method->invoke(null, 'Climate change policies were discussed.'));
+        $this->assertTrue($method->invoke(null, 'Energy prices have increased significantly.'));
+        $this->assertTrue($method->invoke(null, 'European Union voted on trade agreements.'));
+        $this->assertTrue($method->invoke(null, 'EU sanctions were extended.'));
+        $this->assertTrue($method->invoke(null, 'Migration policies need urgent review.'));
+        $this->assertTrue($method->invoke(null, 'Security measures were enhanced.'));
+        $this->assertTrue($method->invoke(null, 'Justice system reforms are underway.'));
+        $this->assertTrue($method->invoke(null, 'Culture festivals received government funding.'));
+        $this->assertTrue($method->invoke(null, 'Police reported 18 administrative detentions.'));
+    }
+
+    public function test_case_insensitive_keyword_matching(): void
+    {
+        $method = $this->getValidateByKeywordsMethod();
+
+        $this->assertTrue($method->invoke(null, 'This article mentions ANTWERP in capital letters.'));
+        $this->assertTrue($method->invoke(null, 'brussels is mentioned in lowercase.'));
+        $this->assertTrue($method->invoke(null, 'BeLgIuM is mentioned in mixed case.'));
+        $this->assertTrue($method->invoke(null, 'The FLEMISH government announced policies.'));
+        $this->assertTrue($method->invoke(null, 'n-va party policies were discussed.'));
+        $this->assertTrue($method->invoke(null, 'EUROPEAN union directives apply.'));
+    }
+
+    public function test_rejects_content_without_belgian_keywords(): void
+    {
+        $method = $this->getValidateByKeywordsMethod();
+
+        $this->assertFalse($method->invoke(null, 'This article discusses random topics.'));
+        $this->assertFalse($method->invoke(null, 'International news from other countries.'));
+        $this->assertFalse($method->invoke(null, 'Technology updates and innovations.'));
+        $this->assertFalse($method->invoke(null, 'Sports results from around the world.'));
+        $this->assertFalse($method->invoke(null, 'Entertainment news and celebrity gossip.'));
+        $this->assertFalse($method->invoke(null, 'Weather forecast for next week.'));
+        $this->assertFalse($method->invoke(null, 'Stock market analysis and trends.'));
+    }
+
+    public function test_keyword_matching_in_longer_text(): void
+    {
+        $method = $this->getValidateByKeywordsMethod();
+
+        $longText = '
+            This is a comprehensive article about various topics. 
+            It covers international relations, global economics, and regional policies.
+            However, it specifically mentions that Antwerp hosted a major conference
+            last week with participants from around the world. The event was
+            considered highly successful and will likely be repeated next year.
+        ';
+
+        $this->assertTrue($method->invoke(null, $longText));
+
+        $longTextWithoutKeywords = '
+            This is a comprehensive article about various topics. 
+            It covers international relations, global finance, and commercial matters.
+            The conference was held in a major international city and attracted
+            participants from around the world. The event was considered highly
+            successful and will likely be repeated next year.
+        ';
+
+        $this->assertFalse($method->invoke(null, $longTextWithoutKeywords));
+    }
+
+    public function test_empty_content_returns_false(): void
+    {
+        $method = $this->getValidateByKeywordsMethod();
+
+        $this->assertFalse($method->invoke(null, ''));
+        $this->assertFalse($method->invoke(null, '   '));
+        $this->assertFalse($method->invoke(null, "\n\n\t"));
+    }
+
+    /**
+     * Test comprehensive keyword coverage to ensure all expected keywords work
+     */
+    public function test_all_keywords_are_functional(): void
+    {
+        $method = $this->getValidateByKeywordsMethod();
+
+        $expectedKeywords = [
+            // Political parties and leaders
+            'N-VA', 'Bart De Wever', 'Frank Vandenbroucke', 'Alexander De Croo',
+            'Vooruit', 'Open Vld', 'CD&V', 'Vlaams Belang', 'PTB', 'PVDA',
+            
+            // Belgian locations and institutions
+            'Belgium', 'Belgian', 'Flanders', 'Flemish', 'Wallonia', 'Brussels',
+            'Antwerp', 'Ghent', 'Bruges', 'Leuven', 'Mechelen', 'Namur', 'Liège', 'Charleroi',
+            'parliament', 'government', 'minister', 'policy', 'law', 'legislation',
+            
+            // Common Belgian news topics
+            'economy', 'economic', 'education', 'healthcare', 'transport', 'climate', 'energy',
+            'European', 'EU', 'migration', 'security', 'justice', 'culture', 'police'
+        ];
+
+        foreach ($expectedKeywords as $keyword) {
+            $testContent = "This article contains the keyword: {$keyword}.";
+            $result = $method->invoke(null, $testContent);
+            
+            $this->assertTrue($result, "Keyword '{$keyword}' should match but didn't");
+        }
+    }
+
+    public function test_partial_keyword_matches_work(): void
+    {
+        $method = $this->getValidateByKeywordsMethod();
+
+        // Keywords should match when they appear as part of larger words or phrases
+        $this->assertTrue($method->invoke(null, 'Anti-government protesters gathered.'));
+        $this->assertTrue($method->invoke(null, 'The policeman directed traffic.'));
+        $this->assertTrue($method->invoke(null, 'Educational reforms are needed.'));
+        $this->assertTrue($method->invoke(null, 'Economic growth accelerated.'));
+        $this->assertTrue($method->invoke(null, 'The European directive was implemented.'));
+    }
+}
\ No newline at end of file