You will be given a sentence. Check whether the sentence is grammatically correct and is meaningful. If the sentence is grammatically correct, then answer with '1', otherwise answer with '0'.

[Q]: This guitar, I've sung folk songs and accompanied myself on it all my life.
[A]: 1


[Q]: The coat which a girl came in who had worn was torn.
[A]: 0


[Q]: I believed the claim that Otto was wearing this hat.
[A]:
1