Complex sentence: WonderCon relocated from Anaheim to Los Angeles in 2016, and is now called WonderCon Los Angeles and was held March 25-27,2016 at the Los Angeles Convention Center.
Split into simpler sentences: WonderCon relocated from Anaheim to Los Angeles in 2016, and is now called WonderCon Los Angeles. WonderCon 2016 will be held March 25-27,2016 at the Los Angeles Convention Center.