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'.

Input: Consider Input: The witch went into the forest and thereby vanished.

Output: 1


Input: Consider Input: Frances hid the presents from Sally.

Output: 1


Input: Consider Input: I lent Tony the book halfway.


Output: 0