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".
--------
Question: the inside of the train went dark because it was the only one available

Answer: not plausible


Question: my stomach growled because i was tired

Answer: not plausible


Question: the window was opaque because i didn't know what i was doing

Answer:
not plausible