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]: To him presented itself a wonderful opportunity.
[EX A]: 0

[EX Q]: What happened was they knew his parents.
[EX A]: 0

[EX Q]: The ship's sinking was very devious.
[EX A]:
1