In this task, you will be given two sentences separated by ", so". You should decide whether the first sentence can be the cause of the second sentence. If you can see a possible causation, answer with "plausible", otherwise answer with "not plausible".

Input: Consider Input: I received a package in the mail, so I know what you mean

Output: not plausible


Input: Consider Input: The man looked at his watch, so he walked over to see

Output: not plausible


Input: Consider Input: The teacher took roll, so she identified the students that were absent


Output: plausible