Conversation so far:
Can you tell me about history of massive attack?
DJs Daddy G and Andrew Vowles and graffiti artist-turned-rapper Robert Del Naja met as members of partying collective The Wild Bunch.
Did Daddy G, Andrew Vowles, and Robert Del Naja decide to form Massive Attack when they met?
Massive Attack started as a spin-off production trio in 1988.
Did the Massive Attack trio recruit additional members?
No
Where did Massive Attack perform?
In 2005 Del Naja organised and performed at a charity concert in Bristol for Tsunami Relief with Adrian Utley and Geoff Barrow of Portishead.
Did Massive Attack produce an album fairly soon after getting together?
Blue Lines (1991)

Question: Was it an album or a single?
Self-contained rewrite: Was Blue Lines an album or a single?