Anchor: Gray Cloud knew the path and did not stumble.
Entailed: Gray Cloud didn't stumble down the path.
Contradiction: Gray Cloud was stumbling all over the place.
Contradiction: there are people who slap  the boy
Contradiction: Your clothes cannot get brighter with detergent 
Contradiction: A man is helping a girl sit on a lion.
Contradiction: Two sleeping men on a wooden bench leaning on each other.