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:
Willy is taller than Bill by 7 millimeters.
answer:
1


question:
No student, who wears socks, is a swinger.
answer:
0


question:
How much harder has it rained, the faster a flow you see in the river?
answer:

1