Text: Larry, while tossing a used puck into the container, yelled 'Oh shit!' and fell down, lymphatic fluid began to flow out of his mouth, decationized blood gushed out of his ears, his eyeballs underwent rapid defragmentation, and thigh muscles began to reduce their volume at a visible to the naked eye speed.
Entailment: Larry threw a puck into the container.
Contradiction: Larry kept the puck.