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]: The harder that it rains, how much faster a flow do you see in the river?
[A]: 1


[Q]: Wanda taught the students that the earth was round.
[A]: 1


[Q]: Runaway cats spot easily.
[A]:
0