diff --git a/project_task_sheets/phase_03/project_phase03_tasks/JSONScannerTest2.java b/project_task_sheets/phase_03/project_phase03_tasks/JSONScannerTest2.java
index ff220ca..c3687c7 100644
--- a/project_task_sheets/phase_03/project_phase03_tasks/JSONScannerTest2.java
+++ b/project_task_sheets/phase_03/project_phase03_tasks/JSONScannerTest2.java
@@ -17,7 +17,6 @@ public class JSONScannerTest2 {
   @Test
   public void stringHasSpecialTest() throws Throwable {
     JSONScanner scanner = new JSONScanner("\"\\b\\n\\t\\\"\\uABED\"");
-    // After construction the UTF-8 BOM should be safely skipped
     scanner.nextToken();
     Assert.assertEquals(JSONToken.LITERAL_STRING, scanner.token());
     Assert.assertEquals("\b\n\t\"\uABED", scanner.stringVal());
@@ -25,15 +24,13 @@ public class JSONScannerTest2 {
 
   @Test
   public void stringWithIso8601Date() throws Throwable {
-    JSONScanner scanner = new JSONScanner("2012-04-23T18:25:43.511Z");
-    // After construction the UTF-8 BOM should be safely skipped
+  JSONScanner scanner = new JSONScanner("2012-04-23T18:25:43.511Z");
     Assert.assertTrue(scanner.scanISO8601DateIfMatch());
   }
 
   @Test
   public void scanSingleComment() throws Throwable {
     JSONScanner scanner = new JSONScanner("//dsajfklsjfk");
-    // After construction the UTF-8 BOM should be safely skipped
     scanner.nextToken();
     Assert.assertTrue(scanner.isEOF());
   }
@@ -41,7 +38,6 @@ public class JSONScannerTest2 {
   @Test
   public void scanMultiComment() throws Throwable {
     JSONScanner scanner = new JSONScanner("/*dsajfklsjfk*/");
-    // After construction the UTF-8 BOM should be safely skipped
     scanner.nextToken();
     Assert.assertTrue(scanner.isEOF());
   }
@@ -55,27 +51,25 @@ public class JSONScannerTest2 {
   }
 
   @Test
-  public void inputTokenTest_Null() throws Throwable {
-    JSONScanner scanner = new JSONScanner("null");
-    // After construction the UTF-8 BOM should be safely skipped
+  public void inputTokenTest_set() throws Throwable {
+    JSONScanner scanner = new JSONScanner("Set[3,2,1]");
     scanner.nextToken();
-    Assert.assertEquals(JSONToken.NULL, scanner.token());
+    Assert.assertEquals(JSONToken.SET, scanner.token());
   }
 
   @Test
   public void inputTokenTest_Undefined() throws Throwable {
     JSONScanner scanner = new JSONScanner("undefined");
-    // After construction the UTF-8 BOM should be safely skipped
     scanner.nextToken();
     Assert.assertEquals(JSONToken.UNDEFINED, scanner.token());
   }
 
   @Test
-  public void inputTokenTest_Undefined() throws Throwable {
-    JSONScanner scanner = new JSONScanner("undefined");
-    // After construction the UTF-8 BOM should be safely skipped
-    scanner.nextToken();
-    Assert.assertEquals(JSONToken.UNDEFINED, scanner.token());
+  public void stringWithIso8601Date_Invalid() throws Throwable {
+      Assert.assertTrue(new JSONScanner("2012-04-23T18:25:43.511Z").scanISO8601DateIfMatch());
+      Assert.assertFalse(new JSONScanner("2012-04-32T18:25:43.511Z").scanISO8601DateIfMatch());
+      Assert.assertFalse(new JSONScanner("2012-00-23T18:25:43.511Z").scanISO8601DateIfMatch());
+      Assert.assertFalse(new JSONScanner("2012-13-23T18:25:43.511Z").scanISO8601DateIfMatch());
   }
 
   @Test