Text: A version of a sedan-chair, palanquins were either completely closed up so that a promised bride was invisible while inside, or constructed with a peep hole to allow her to see out and be seen for when she was married.
Entailment: The palanquins were either closed up or had a peep hole so the bride could been seen or see who she was married.
Contradiction: The palanquins were never constructed for weddings.