Complex sentence: In 2014, he made an impressive debut with Opera North conducting several performances of La Boheme, and has performed with such artists of international renown as Lang Lang, Stephen Hough, Simon Trpceski, Steven Isserlis, Elissabeth Leonskaja, and Alissa Weilerstein among others.
Split into simpler sentences: In 2014, he made an impressive debut with Opera North conducting several performances of La Boheme. Ilyich has performed with such artists of international renown as Lang Lang, Stephen Hough, Simon Trpceski, Steven Isserlis, Elissabeth Leonskaja, and Alissa Weilerstein among others.