Complex sentence: In 2001, Hudson's changed its name to that of its Chicago-based sister nameplate Marshall Field's; on September 9,2006, Marshall Field's was one of several nameplates to be converted to the Macy's name.
Split into simpler sentences: In 2001, Hudson's changed its name to that of its Chicago-based sister nameplate Marshall Field's. On September 9,2006, Marshall Field's was one of several nameplates to be converted to the Macy's name.