question: What is the third movie in National Lampoon's Vacation series?
answerText: National Lampoon's Christmas Vacation
questionEntity.name: Q579237
questionEntity.entityType: entity
questionEntity.label: National Lampoon's Vacation
questionEntity.mention: National Lampoon's Vacation
questionEntity.name: 3
questionEntity.entityType: ordinal
questionEntity.mention: third
answerEntity.name: Q1421476
answerEntity.label: National Lampoon's Christmas Vacation