Complex sentence: In that capacity, he was responsible for the American premiere of Puccini's "Madama Butterfly" (1906); he subsequently toured the country with that opera for two seasons (' 06 -'07 and' 07 -' 08).
Split into simpler sentences: In that capacity, he was responsible for the American premiere of Puccini's "Madama Butterfly" (1906). He subsequently toured the country with that opera for two seasons (' 06 -'07 and' 07 -' 08).