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'.

Q: I confused Maria and Anna.

A: 1
****
Q: Who had Poseidon run away, because the executioner murdered?

A: 0
****
Q: The umpire fell off the deck.

A:
1
****