question: What president did not wear clothes for his morning swim in the Potomac every morning?
answerText: John Quincy Adams
questionEntity.name: Q11696
questionEntity.entityType: entity
questionEntity.label: President of the United States
questionEntity.mention: president
questionEntity.name: Q755844
questionEntity.entityType: entity
questionEntity.label: Potomac
questionEntity.mention: Potomac
answerEntity.name: Q11816
answerEntity.label: John Quincy Adams