Anchor: There was a lot of danger in such an operation, since the water could continue to saturate the walls and floor, collapsing even more.
Entailed: There was a flood.
Contradiction: It was a very safe operation.
Contradiction: The man is dancing next to the child.
Contradiction: Jon asked how the person was feeling.
Contradiction: The yellow dog climbs down the stairs in the snow.
Contradiction: The man is adding air to his bike tire.