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]: Who believes anything that who says?
[EX A]: 1

[EX Q]: Paula swatted Deirdre's back.
[EX A]: 1

[EX Q]: Dorothy needs her skills.
[EX A]:
1