Anchor:  Dave asked weakly, "Could I have a drink?"  "With a sylph around?" Ser Perth grimaced.
Entailed: Ser Perth did not want Dave to dave a drink when a sylph was about.
Contradiction: Ser Perth held a pint of al up to Dave's parched lips.
Contradiction: A man is sitting in a restaurant drinking from a wine glass.
Contradiction: group of people having a cookout In the park
Contradiction: The sultan sent warriors on a mission to slay his enemies.
Contradiction: A performer entertains a crowd.