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 man looked at his watch, so I decided to follow him
Example Output: not plausible

Example Input: I pushed the pendulum, so I knew it was coming
Example Output: not plausible

Example Input: My favorite song came on the radio, so i covered my ears
Example Output:
not plausible