Complex sentence: Hamburg were interested in a number of big name players, including Rafinha of Schalke 04, Michael Ballack, who Chelsea deemed surplus, Serdar Tasci of VFB Stuttgart and Jaroslav Drobný.
Split into simpler sentences: Hamburg were interested in a number of big name players. The list includes Rafinha of FC Schalke 04, Michael Ballack, who Chelsea F.C. deemed surplus, Serdar Tasci of VFB Stuttgart and Jaroslav Drobný.