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: John seemed to be a great linguist.

Answer: 1


Question: The happy, happy, happy, happy, happy, happy man sang a song.

Answer: 1


Question: his belief that Mary kissed Bill is mistaken.

Answer:
1