Anchor: Jon climbed the rocks and sat down in the same spot he had two nights ago.
Entailed: Jon had found the spot he was in previously and settled down in the exact location he had remembered.
Contradiction: Jon couldn't find his way back and was seemingly lost, sitting somewhere unfamiliar to his surroundings. 
Contradiction: A man is looking at his trumpet.
Contradiction: Poirot lifted his hand and spoke. 
Contradiction: The girl didn't see the picture.
Contradiction: Dog swims through water with stick in its mouth.