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:
John is not more reliable a fellow than Bill.
answer:
0


question:
What do you believe that iron is to be a fact well known to virtually everybody?
answer:
0


question:
John spoke to Mary French.
answer:

0