Anchor: Three children play at a dock.
Entailed: The 3 kids are spending time outside.
Contradiction: The 3 children are sitting in a state park in the desert with their dad.
Contradiction: Nobody is in the pool
Contradiction: Johnny Shannon came to tell everyone about it.
Contradiction: Until the end of the 16th century, Cuba remained a fairly important and influential Spanish colony.
Contradiction: The boy is playing music