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

Example Input: The baby pulled the mother's hair, so it was bound to happen
Example Output: not plausible

Example Input: The man begged for forgiveness, so he didn't have to think about it
Example Output: not plausible

Example Input: The woman sensed a pleasant smell, so she knew what to do
Example Output:
not plausible