Complex sentence: He made his La Scala debut in 1992 as Giacomo in "La donna del lago", La Scala's first production of the opera in 150 years which was staged to mark the bicentenary of Rossini's birth.
Split into simpler sentences: He made his La Scala debut in 1992 as Giacomo in "La donna del lago". It was La Scala's first production of the opera in 150 years and was staged to mark the bicentenary of Rossini's birth.