Assertion: gull | /r/CapableOf | show extensive black
Facets:
value: on the primaries
type: TEMPORAL
value: on p8
type: LOCATION
value: on p7
type: LOCATION
Source sentences:
text: The wing pattern is distinctive: this gull shows extensive black on the primaries, particularly so on P8 and P7, giving the black wing tip a nearly square-cut shape.