Anchor: There have always been such columns connecting the world and the sky.
Entailed: The world and the sky are connected by columns.
Contradiction: There was time when the columns didn't exist.
Contradiction: The girls were swinging outside.
Contradiction: A man in a yellow t-shirt is doing yard work.
Contradiction: the man is sitting under the tree
Contradiction: What are some of the aspects that attract you to that town?  asked Jon.