Anchor: On that issue hinges the abundance of intelligent life in the universe.
Entailed: On that issue hangs the huge amount of intelligent life in the universe
Contradiction: On that issue hangs the debate on how many moon Saturn has.
Contradiction: The bear was always in France.
Contradiction: Surely this couldn't be described as dependence.
Contradiction: Is contest.
Contradiction: The group of workers are huddling around outdoors.