Complex sentence: The band was formed by bassist Tom Nichols, guitarist Dan Catsis and drummer Geoff Alsopp in 1977, previously Alsopp and Nichols had been in another Bristol based band called The Vultures.
Split into simpler sentences: The band was formed by bassist Tom Nichols, guitarist Dan Catsis and drummer Geoff Alsopp in 1977. Previously Alsopp and Nichols had been in another Bristol based band called The Vultures.