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 looked at his watch, so I decided to follow him

Ex Output:
not plausible


Ex Input:
The terrorist set off the bomb, so it was no big deal

Ex Output:
not plausible


Ex Input:
The girl went down the hill on her bike, so it was nice to see her again

Ex Output:

not plausible