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: Romeo conceded that he and Juliet were going steady.

A: 1
****
Q: Sam didn't pick those packages up until it had stopped raining which are to be mailed tomorrow.

A: 0
****
Q: They praise the dedication in the volunteers.

A:
0
****