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".

Ex Input:
The man signed the document, so I would say I did

Ex Output:
not plausible


Ex Input:
The teacher caught the student chewing gum, so I knew what I was doing

Ex Output:
not plausible


Ex Input:
I came upon a puddle on the sidewalk, so I snapped a couple of shots of the water

Ex Output:

plausible