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 became disabled, so there was no one to talk to
Example Output: not plausible

Example Input: The man dropped food on the floor, so he went to get food
Example Output: plausible

Example Input: I saw a woman getting robbed on the street, so i called 911
Example Output:
plausible