Assertion: piece | /r/CapableOf | break through its boundaries
Facets:
value: ironically
type: OTHER
value: for the very first time
type: TEMPORAL
Source sentences:
text: Ironically, for the very first time musical composition had finally broken through its boundaries and evolved into something unexpected (i.e. progressive and new expressions of tonality such as serialism, graphically notated compositions, etc.), yet the public demanded folk music.