question: Metallica has released several albums, but only one song occurs where James Hetfield and was the only one to receive writing credits, what song was that?
answerText: Motorbreath
questionEntity.name: Q15920
questionEntity.entityType: entity
questionEntity.label: Metallica
questionEntity.mention: Metallica
questionEntity.name: Q484302
questionEntity.entityType: entity
questionEntity.label: James Hetfield
questionEntity.mention: James Hetfield
answerEntity.name: Q3109917
answerEntity.label: Motorbreath