Somebody Else's Job

Above: Sketch for installation, 'Someone Else's Job?'
Below: Texts adapted from an unknown source

Who's job is it?
This is a little story about four people named Everybody, Somebody, Anybody, and Nobody.
There was an important environmental job to be done and Everybody was sure that Somebody would do it.
Anybody could have done it, but Nobody did it.
Somebody got angry about that because it was Everybody's job.
Everybody thought that Anybody could do it, but Nobody realised that Everybody wouldn't do it.
It ended up that Everybody blamed Somebody when Nobody did what Anybody could have done.