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: I searched for treasure in the cave.

SOLUTION: 1

PROBLEM: The Joneses think himself the most wealthy guy on the block.

SOLUTION: 0

PROBLEM: The branches knocked against the wall.

SOLUTION:
1