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'.

Ex Input:
What kind cf parakeets are they investigating all people owning?

Ex Output:
0


Ex Input:
Only Glasgow would he travel by train.

Ex Output:
0


Ex Input:
The tank filled with petrol out of the pump.

Ex Output:

1