Complex sentence: From 1983 he began leading bands of his own and helped revitalize the Kettners Five, co-led with veteran double-bassist Tiny Winters, who also collaborated with Fairweather in a touring tribute to Nat Gonella (l983) and various projects over the next decade.
Split into simpler sentences: From 1983 he began leading bands of his own and helped to revitalize the Kettners Five, co-led with veteran double-bassist Tiny Winters. In 1983, Fairweather and Winters collaborated in a touring tribute to Nat Gonella, and also worked on various projects together over the next decade.