Complex sentence: A large VAT invoice was given to The Fall in 1997, incurred before Adamson joined, it caused tensions with the members it had been issued to and led to a split in the group in 1998.
Split into simpler sentences: A large VAT invoice was given to The Fall in 1997. Incurred before Adamson joined, it caused tensions with the members it had been issued to and led to a split in the group in 1998.