In this task, you will be given two sentences separated by "because". You should decide whether the first sentence can be the result of the second sentence. If you can see a possible cause and effect relationship, answer with "plausible", otherwise answer with "not plausible".

Ex Input:
the child became immune to the disease because it was necessary

Ex Output:
not plausible


Ex Input:
I hung up the phone because i didn't know what to do with it

Ex Output:
plausible


Ex Input:
the inside of the train went dark because it was open

Ex Output:

not plausible