Anchor: After nine minutes a voice was heard inside a capillary vessel:
Entailed: Nine minutes later a voice was heard coming from a capillary vessel.
Contradiction: A voice was heard 15 minutes later.
Contradiction: The relationship of taxes and GDP is a settled subject. 
Contradiction: Two dogs are running through the field between the trees.
Contradiction: A few adults jumped into the pool
Contradiction: The woman is near an American Flag