Anchor: A kayaker traverses some churning rapids.
Entailed: A person is kayaking.
Contradiction: A person is shopping in the mall.
Contradiction: The internet began as a project to infiltrate the federal government.
Contradiction: There's only one person in the world who is too evil to be saved.
Contradiction: A woman is writing in a journal, while sitting on a bench at a football game.
Contradiction: A dog is in the swimming pool.