Assertion: great auk's feather | /r/AtLocation | its flanks
Facets:
value: sometimes
type: TEMPORAL
value: among the white
type: OTHER
Source sentences:
text: We would praise the long subtle lilac-gray feathers that sometimes appeared on its flanks among the white – maybe the more so, since we’d probably know by now what they were for, whether they were breeding plumage or a mark of sex or maturity or something else entirely.