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 student flaunted his test grade to his classmates because he didn't know what he was doing
Example Output: not plausible

Example Input: the man held his breath because he was secure
Example Output: not plausible

Example Input: the service at the restaurant was slow because they were so busy
Example Output:
plausible