Complex sentence: At Colosseum 2000 event, held at the Tokyo Dome, broadcast to 30 million TV Tokyo viewers, Rickson defeatedMasakatsu Funaki with a rear naked choke in 11:46 of the first round.
Split into simpler sentences: At Colosseum 2000, held at the Tokyo Dome, broadcast to 30 million TV Tokyo viewers, Rickson fought Masakatsu Funaki. He defeated his opponent with a rear naked choke in 11:46 of the first round.