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]: All native speakers have a grammatical competence which can generate an infinite set of grammatical sentences from a finite set of resources.
[A]: 1


[Q]: What do you believe that iron is to be a fact well known to virtually everybody?
[A]: 0


[Q]: Ron wanted to wear a tuxedo to the party, but Caspar couldn't decide whether to.
[A]:
0