Assertion: nightingale's work | /r/HasProperty | natural history
Facets:
Source sentences:
text: Despite pronouncing that only the male bird sings, Buffon still refers to a singing, caged hen nightingale, however, and to a ‘sweet Philomela’, as the two genders and different versions of the bird seem able to coincide; propagated by the inclusion and amalgamation of a variety of previous works (Natural History, v, 84).