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 filled the bucket with sand because he was afraid
Example Output: not plausible

Example Input: the child became immune to the disease because it was necessary
Example Output: not plausible

Example Input: the man got a discount on his groceries because he was going out of business
Example Output:
not plausible