question: What was the second installment of the Super Mario Bros. series?
answerText: Super Mario Bros.: The Lost Levels
questionEntity.name: Q23902998
questionEntity.entityType: entity
questionEntity.label: Super Mario Bros.
questionEntity.mention: Super Mario Bros.
questionEntity.name: 2
questionEntity.entityType: ordinal
questionEntity.mention: second
answerEntity.name: Q631331
answerEntity.label: Super Mario Bros.: The Lost Levels