TASK DEFINITION: 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'.
PROBLEM: The secretary transcribed the speech.

SOLUTION: 1

PROBLEM: Shaving myself is difficult for me.

SOLUTION: 1

PROBLEM: Who do you think that Bill believes to be innocent?

SOLUTION:
1