instruction:
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'.
question:
Do you know the boy who Mary saw?
answer:
1


question:
How do you wonder whether John said Mary solved the problem?
answer:
0


question:
On the line are drying a lot of clothes.
answer:

0