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".

Example Input: the boy's mouth stung because we all knew that
Example Output: not plausible

Example Input: the inside of the train went dark because of a power outage at the train station
Example Output: plausible

Example Input: the man removed his coat because he was afraid
Example Output:
not plausible