Complex sentence: Hearing spectral music for the first time marked a profound shift in Saariaho's artistic direction, and these experiences guided her decision to attend courses in computer music that were being given by IRCAM, the computer music research institute in Paris.
Split into simpler sentences: Hearing spectral music for the first time marked a profound shift in Saariaho's artistic direction. These experiences guided her decision to attend courses in computer music that were being given by IRCAM, the computer music research institute in Paris.