Original sentence: Dippy (Dave) was created in 1999 by the Carnegie Museums in tribute to the 100th anniversary of an expedition—financed by Andrew Carnegie—which discovered Diplodicus fossils in the badlands of Wyoming
Edited sentence: Dippy was created in 1999 by the Carnegie Museums in tribute to the 100th anniversary of an expedition—financed by Andrew Carnegie—which discovered Diplodicus fossils in the badlands of Wyoming