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: Every essay she's written and that I've read is on that pile.

A: 0
****
Q: At Mrs. Parker's lodged an old woman.

A: 0
****
Q: Bob proved that this set is recursive.

A:
1
****