Anchor: but we can put potatoes in the ground in the middle of May
Entailed: We can plant potatoes in the middle of May.  
Contradiction: We cannot plant potatoes in May at all.  
Contradiction: People are spray painting art at a museum/
Contradiction: A dog lays in the grass with a man standing nearby.
Contradiction: A waiter serves food in the restaurant
Contradiction: A man standing outside of a disco club.