question: How many games are in the main Final Fantasy XIII series alone?
answerText: 3
questionEntity.name: Q390595
questionEntity.entityType: entity
questionEntity.label: Final Fantasy XIII
questionEntity.mention: Final Fantasy XIII
answerEntity.name: Q390595
answerEntity.label: Final Fantasy XIII
answerEntity.name: Q1416043
answerEntity.label: Final Fantasy XIII-2
answerEntity.name: Q2155150
answerEntity.label: Lightning Returns: Final Fantasy XIII