Complex sentence: Suzuki remained at Sega working on various projects which failed to see release, including a PC MMORPG spin-off set in the Shenmue "world," Shenmue Online ", announced in 2004".
Split into simpler sentences: Suzuki remained at Sega working on various projects which failed to see release. One of these was a PC MMORPG spin-off set in the Shenmue "world," Shenmue Online ", announced in 2004".