question: Who has won more Grand Slams, Roger Federer or Rafael Nadal?
answerText: Roger Federer
questionEntity.name: Q10132
questionEntity.entityType: entity
questionEntity.label: Rafael Nadal
questionEntity.mention: Rafael Nadal
questionEntity.name: Q1426
questionEntity.entityType: entity
questionEntity.label: Roger Federer
questionEntity.mention: Roger Federer
questionEntity.name: Q102113
questionEntity.entityType: entity
questionEntity.label: Grand Slam of tennis
questionEntity.mention: Grand Slams,
answerEntity.name: Q1426
answerEntity.label: Roger Federer