Complex sentence: Hemingway wrote about matadors, the Battle of Mons, the Greco-Turkish War and the execution of six Greek cabinet ministers in 12 vignettes for a 1924 edition printed in Paris.
Split into simpler sentences: Hemingway wrote about matadors, the Battle of Mons, the Greco-Turkish War, and the execution of six Greek cabinet ministers. He wrote 12 more vignettes for a 1924 edition printed in Paris.