Anchor: A lot of surfers stand out in the ocean with their boards waiting on a wave.
Entailed: People are in the ocean.
Contradiction: Surfers are heading home from the beach.
Contradiction: Subbotniks were not used for any manual tasks.
Contradiction: There are dogs in the snow.
Contradiction: The Center for the Study of Examination, University of Columbia
Contradiction: The final rule was in accordance to the Clean Water Act.