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".

Input: Consider Input: The seamstress pushed the threaded needle into the fabric, so I didn't have to worry about that

Output: plausible


Input: Consider Input: The teacher caught the student chewing gum, so there was no need for a towel

Output: not plausible


Input: Consider Input: I rubbed sandpaper on the wood, so there was a lot of sand


Output: not plausible