Anchor: Four kayakers on a moutain stream.
Entailed: The kayakers are near the mountain.
Contradiction: The kayakers are in the ocean.
Contradiction: A large man with a red colored shirt holding a large piece of candy outside a wrapper.
Contradiction: Abortion services are precluded by indigency and poverty.
Contradiction: The dirt bike rider is leaving town.
Contradiction: These steps provide the basis for making a preliminary assessment of data.