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: I came upon a puddle on the sidewalk, so I knew I was on the right track
Example Output: plausible

Example Input: The fugitive hid from the police, so they didn't know what was going on
Example Output: plausible

Example Input: The cowgirl threw her lasso towards the horse, so she opened it up again
Example Output:
not plausible