Anchor: Two dogs in harnesses running in tall grass.
Entailed: The dog are not on the asphalt.
Contradiction: The dogs are running in snow.
Contradiction: I haven't read anything by Donald Colesmith.
Contradiction: She was very upset when she found out that she couldn't have the flat. 
Contradiction: Jim Carrey is not in Man on the Moon.
Contradiction: The surcharge on the payments will go into a pool.