Original sentence: The company is focused on MMORPGs, for which Schilling has had a life-long passion, starting with Everquest and Everquest 2, on through Shadowbane, leading to World of Warcraft and more recently Warhammer Online
Edited sentence: The company is focused on MMORPGs, which Schilling has a passion for, starting with Everquest and Everquest 2, on through Shadowbane, leading to World of Warcraft and more recently Warhammer Online