Anchor: He followed up the slenderest clue.
Entailed: He picked the smallest clue to follow up on.
Contradiction: He chose the most obvious clue to follow up on.
Contradiction: The baby is learning to swim.
Contradiction: Tuppence said he doesn't think there is much of a risk.
Contradiction: No one is surfing.
Contradiction: Eva Cortes-Espinio was shopping for a car.