Assertion: small songbird | /r/PartOf | the sylviidae
Facets:
value: predominantly
type: DEGREE
Source sentences:
text: Warbler, any of various species of small songbirds belonging predominantly to the Sylviidae (sometimes considered a subfamily, Sylviinae, of the family Muscicapidae), Parulidae, and Peucedramidae families of the order Passeriformes.