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 speaker disarmed her debate opponent, so she asked him to speak
Example Output: not plausible

Example Input: The driver rotated the steering wheel, so there was no need for a new tire
Example Output: not plausible

Example Input: The speaker disarmed her debate opponent, so to prevent him from speaking to her
Example Output:
plausible