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'.

[EX Q]: They are investigating all people owning parakeets.
[EX A]: 1

[EX Q]: Frances hid the presents from Sally.
[EX A]: 1

[EX Q]: The world saw the beginning of a new era in 1492.
[EX A]:
1