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 woman dangled the biscuit above the dog, so she knew what to do

Ex Output:
not plausible


Ex Input:
The girl went down the hill on her bike, so I didn't get to talk to her

Ex Output:
plausible


Ex Input:
It got dark outside, so made it even more difficult to see what was going on

Ex Output:

plausible