Anchor: An ashtray sits next to a chessboard.
Entailed: There is an ashtray by a chessboard.
Contradiction: An ashtray is under the table with a chessboard on it.
Contradiction: Two boys are romping in a flower field.
Contradiction: Different islands present different challenges for swimmers.
Contradiction: The proposals do not ask to see the applicants uniqueness.
Contradiction: The dog is outdoors