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]: That the sun was out is obvious.
[A]: 1


[Q]: Bill didn't confirm that Roger had eaten anything.
[A]: 0


[Q]: I spoke to him about the war yesterday, that guy who's always following us.
[A]:
1