Complex sentence: George Komsky is an American PopOpera vocalist and a former semi-finalist on America's Got Talent Hetours with jazz trumpeter Chris Botti, and was a former lead soloist for "Riverdance" and "Twelve Irish Tenors".
Split into simpler sentences: George Komsky is an American PopOpera vocalist and a former semi-finalist on America's Got Talent. He tours with jazz trumpeter Chris Botti, and was a former lead soloist for "Riverdance" and "Twelve Irish Tenors".