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 surfer caught the wave, so it wasn't a problem at all

Ex Output:
not plausible


Ex Input:
The authorities vowed to protect the identity of the crime victim, so they went to court to investigate

Ex Output:
plausible


Ex Input:
The mirror in the bathroom fogged up, so it was not a problem

Ex Output:

not plausible