Anchor: Watching him, you can see why some of those monks felt it necessary to take vows of silence.
Entailed: It's clear why many monks felt they had to take vows of silence if you watch him.
Contradiction: After watching him, you'll have no idea why any monk would take a vow of silence.
Contradiction: A worker eats a sandwich.
Contradiction: Tuppence was happy that Albert liked it.
Contradiction: A man is looking at the top of the staircase.
Contradiction: They teach by modeling the jump.