Conversation so far:
When did the band Van der Graaf Generator break up?
mid-1972
Why did the group Van der Graaf Generator split up?
The combination of working for too long without a break, combined with lack of support from Stratton-Smith and Charisma and financial difficulties caused Van der Graaf Generator to implode.

Question: Where did they play their first show upon reuniting?
Self-contained rewrite: Where did the band Van der Graaf Generator play their first show upon reuniting?