question: How many children did Andrew Johnson have?
answerText: 5
questionEntity.name: Q8612
questionEntity.entityType: entity
questionEntity.label: Andrew Johnson
questionEntity.mention: Andrew Johnson
answerEntity.name: Q21009910
answerEntity.label: Martha Johnson Patterson
answerEntity.name: Q75766067
answerEntity.label: Charles Johnson
answerEntity.name: Q75766068
answerEntity.label: Mary Johnson
answerEntity.name: Q75766070
answerEntity.label: Robert Johnson
answerEntity.name: Q75766073
answerEntity.label: Andrew (Frank) Johnson