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: Every politician is worried when the press starts attacking him.

SOLUTION: 1

PROBLEM: To him presented itself a wonderful opportunity.

SOLUTION: 0

PROBLEM: Frank promised the men all to leave.

SOLUTION:
0