Assertion: concerto's form | /r/HasProperty | aba
Facets:
Source sentences:
text: The second movement, which is in rounded binary form (i.e. ABA'), is in D major.
text: The slow and lyrical second movement uses various forms, but Mozart used ternary form (A B A) for K. 488.
text: The movement is in ternary form (A–B–A).