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 authorities vowed to protect the identity of the crime victim, so they decided to leave

Output: not plausible


Input: Consider Input: I rubbed sandpaper on the wood, so it was very cold

Output: not plausible


Input: Consider Input: I held the door for the woman entering behind me, so I could see her face


Output: plausible