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: I finished a page of the book, so I'll get back to it later
Example Output: plausible

Example Input: I pushed the gas pedal, so I knew something was going on
Example Output: plausible

Example Input: The bureau drawers were cluttered, so we had to open them
Example Output:
not plausible