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: It is of physics.

Answer: 0


Question: Who did Plato listen to DP Demosthenes' oration about?

Answer: 0


Question: Who do you think that believes John to be innocent?

Answer:
0