Anchor: oh yes the man's just probably totally insane
Entailed: The man is almost certainly insane.
Contradiction: The man is a rational, sane individual.
Contradiction: The old man is chopping down a tree in his yard.
Contradiction: It is free for people to see.
Contradiction: My political career is thriving and is only advancing from here. 
Contradiction: Deep sea fishing for barracudas and sharks can be done off the East Coast.