Anchor: Children on rollerblades are playing hockey indoors.
Entailed: Humans playing
Contradiction: Nobody is playing.
Contradiction: Construction workers are using a cherry-picker.
Contradiction: They could be in the day care for a couple hours every week or my spouse when home can watch them.
Contradiction: There aren't any co-ed dorms at Indiana University. 
Contradiction: Mr. Thress' complete model includes the price of First-Class cards.