Anchor: A man crouches by the bank of a muddy stream, sifting through rocks and pebbles on the ground.
Entailed: The man is sifting through the debris on the bank of the muddy stream.
Contradiction: The man is walking down the street towards the bus stop.
Contradiction: When he was governor, he was only ever spotted around town in expensive suits. 
Contradiction: A woman is riding a unicycle.
Contradiction: The boy is sitting on a bench.
Contradiction: A big girl jumps over the stump.