Anchor: The volatile and fascinating history of the whole area means that no two islands are identical, although similarities do exist.
Entailed: The turbulent history of the region creates vastly different islands with a few similarities.
Contradiction: The islands are all identical in the region.
Contradiction: A mustached woman wearing a dress  is sitting.
Contradiction: I'll pick it up and remember this exchange with pleasure.
Contradiction: Investors all hung on to their shares.
Contradiction: Some humans playing