Anchor: Then, I said, much amused, "you think that if you were mixed up in a crime, say a murder, you'd be able to spot the murderer right off?"
Entailed: If you were involved in the crime of murder, you would be able to identify a murderer.  
Contradiction: You could not tell if someone was a murderer even if you were involved in murder yourself.  
Contradiction: Their landing spot was clear for miles around. 
Contradiction: He would love a bath.
Contradiction: A man is dancing at a party while a woman is on the wall.
Contradiction: A man standing outside.