Assertion: concerto | /r/HasProperty | difficult
Facets:
value: generally
type: DEGREE
value: as many other famous counterparts
type: OTHER
Source sentences:
text: As there is no autograph for this concerto and as it was published posthumously, it is difficult to understand all of Mozart's intentions.[citation needed]
text: Even so, the concerto is still technically challenging and is generally considered to be as difficult as many other famous counterparts.