Anchor: And yet there's one person quite near at hand who in all probability knows where he is, or at all events where he is likely to be. 
Entailed: There is a person nearby, who is aware of his probable location.
Contradiction: Nobody has the slightest idea, where he is.
Contradiction: grown man walks tightrope across canyon
Contradiction: People are around a monitor
Contradiction: It told him that nothing much would happen one way or another if he attacked the Persians.
Contradiction: A man chases another player.