diff --git a/data/content.go b/data/content.go
index ff59864..6182700 100644
--- a/data/content.go
+++ b/data/content.go
@@ -426,16 +426,16 @@ func GetLessons() []models.Lesson {
 				"- Writing cleaner patterns\n" +
 				"- Quick character class shortcuts\n\n" +
 				"Test text:\n" +
-				"✓ a1 (letter followed by number)\n" +
-				"✓ x9 (letter followed by number)\n" +
-				"✗ 1a (number followed by letter)\n" +
+				"✓' 1' (whitespace followed by number)\n" +
+				"✓' _' (whitespace followed by underscore)\n" +
+				"✗' a' (whitespace followed by letter)\n" +
 				"✗ ab (no number)\n" +
 				"✗ 12 (no letter)",
-			Task:        "Write a pattern that matches a word character followed by a digit",
+			Task:        "Write a pattern that matches a space followed by a word character",
 			TestCases: []models.TestCase{
-				{Text: "a1", Expected: true},
-				{Text: "x9", Expected: true},
-				{Text: "1a", Expected: false},
+				{Text: " 1", Expected: true},
+				{Text: " _", Expected: true},
+				{Text: " a", Expected: true},
 				{Text: "ab", Expected: false},
 				{Text: "12", Expected: false},
 			},