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: John will study syntax, and Mary, too.

A: 1
****
Q: Every politician is worried when the press starts attacking him.

A: 1
****
Q: Bill left when I am looking at a girl who vomited.

A:
0
****