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'.

[EX Q]: This key won't open the Jock.
[EX A]: 1

[EX Q]: Because did Marianne love Willoughby, she refused to.
[EX A]: 0

[EX Q]: Which packages is it possible that Sam didn't pick up which are to be mailed tomorrow until it had stopped raining?
[EX A]:
0