Anchor: A dog lays on the snow.
Entailed: A dog is laying down.
Contradiction: An elephant in the snow.
Contradiction: A brother and sister are talking together on a couch.
Contradiction: The person I will be guided by will be my friend, you. 
Contradiction: There is only one computer with 3 people sitting at a round table.
Contradiction: The museum was built as part of the royal museum that already existed.