Anchor: Two scientists are examining a petri dish.
Entailed: Scientists are looking at a petri dish
Contradiction: Scientists blew up the lab
Contradiction: They were called No-one-studies-these studies.
Contradiction: I think substance testing is okay if there's cause for the testing--for example, if their performance decreases.
Contradiction: They refused to patch him up.
Contradiction: There is a boy sleeping on a sofa.