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: Mary got heard to insult her parents.

SOLUTION: 0

PROBLEM: John scratched his arm and Mary did too.

SOLUTION: 1

PROBLEM: The tree dropped its fruit to the ground.

SOLUTION:
1