Conversation so far:
How did Stephen Sondheim collaborate with James Lapine?
Stephen Sondheim found a new collaborator in James Lapine after he saw Lapine's Twelve Dreams off-Broadway in 1981.
What did Stephen Sondheim and James Lapine do together in the 1980s?
Their first collaboration was Sunday in the Park with George (1984).

Question: Was this collaboration a success?
Self-contained rewrite: Was Stephen Sondheim and James Lapine's first collaboration a success?