Anchor: a group of backpackers lay on the dry ground.
Entailed: Backpackers are laying down on the ground.
Contradiction: A group of firemen put out a car fire.
Contradiction: A woman pours beer.
Contradiction: Yesterday he seemed more relaxed and more confident about his achievements. 
Contradiction: Our kids have seen everything so far.
Contradiction: A man is standing in front of a sign.