Complex sentence: Trina Nishimura is an American voice actress who works at Funimation Entertainment and OkraTron 5000, who provided voices for a number of English versions of Japanese anime series.
Split into simpler sentences: Trina Nishimura is an American voice actress who works at Funimation Entertainment and OkraTron 5000. She provided voices for a number of English versions of Japanese anime series.