Anchor: How come he ever drifted that far north from th' wells round, anyway?"
Entailed: Why did he drift that far north anyway?
Contradiction: He sure did drift a long way south.
Contradiction: These analysis produce not enough results to compare the grantees. 
Contradiction: I'm going to start working full time in the summer. 
Contradiction: Swimming pools do not allow children.
Contradiction: Man playing a guitar.