Complex sentence: In the mid 1990s Sylvester teamed up with James Griffin again as'Griffin & Sylvester' touring the UK and Canada as a part of the'Soft Rock Cafe', the friendship and partnership continued on and off up to Griffin's death in January 2005.
Split into simpler sentences: In the mid 1990s, Sylvester teamed up with Griffin again as'Griffin & Sylvester', touring the UK and Canada as a part of the'Soft Rock Cafe'. The friendship and partnership continued, on and off, up to Griffin's death in January 2005.