Anchor: At low tide you can walk or wade out to the little island of Grand B??, with its simple, unadorned tomb of the locally born Romantic writer Ceteaubriand.
Entailed: You can walk out to the island at low tide.
Contradiction: Even at low tide, the water is too crazy to get into.
Contradiction: You can never walk to the tomb, the water is too high.
Contradiction: The man is going to the zoo.
Contradiction: A person ascending a mountain
Contradiction: The man and child are sleeping.