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: We found empty seats in the theatre, so we decided to check it out
Example Output: plausible

Example Input: The photographer got the child to smile, so she didn't have much time
Example Output: not plausible

Example Input: The terrorist set off the bomb, so it wasn't much of a threat
Example Output:
not plausible