Assertion: philippine bulbul | /r/HasProperty | retained in hypsipetes
Facets:
value: better
type: DEGREE
Source sentences:
text: It is often placed in the genus Ixos, but is better retained in Hypsipetes as long as this is not entirely merged into Ixos, as it is quite closely related to the type species of Hypsipetes, the Black Bulbul .