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".

Example Input: The terrorist set off the bomb, so they decided to attack him
Example Output: plausible

Example Input: The grape juice fermented, so I don't think that's the problem
Example Output: plausible

Example Input: The man hated his new haircut, so he decided to do something about it
Example Output:
plausible