Complex sentence: In 1078 he revolted against Michael VII and his finance minister Nikephoritzes, and with the support of the Seljuk Turks who provided him with valuable troops Canduci, pg.276 he marched upon Nicaea, where he proclaimed himself emperor.
Split into simpler sentences: In 1078 he revolted against Michael VII and his finance minister Nikephoritzes. With the support of the Seljuk Turks, who provided him with valuable troops, Canduci, pg.276 he marched upon Nicaea, where he proclaimed himself emperor.