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'.

Example Input: He seems to become more corrupt, if any senator talks to more lobbyists.
Example Output: 0

Example Input: Tabs try to be kept on Bob by the FBI.
Example Output: 0

Example Input: The electrode emitted ions into the medium.
Example Output:
1