Conversation so far:
What year did Theatrcal incarnation start?
In 1973, Ray Davies dived headlong into the theatrical style.
What theatrical style did Ray Davies begin with?
a sprawling chronicle of social revolution, and a more ambitious outgrowth of the earlier Village Green Preservation Society ethos.
Where there any projects?
rock opera Preservation, a.

Question: What was Preservation about?
Self-contained rewrite: What was Ray Davies' project Preservation about?