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 girl came across an unfamiliar word in her textbook, so she explained it to him

Ex Output:
not plausible


Ex Input:
The man looked at his watch, so he knew it wasn't him

Ex Output:
not plausible


Ex Input:
The skunk sprayed the dog, so it was ready to go

Ex Output:

not plausible