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:
Suddenly an ugly old man entered the hall.
answer:
1


question:
They said that Tom would pay up, and pay up he did.
answer:
1


question:
All through the mountains raged a fire.
answer:

1