Assertion: horse fly | /r/HasProperty | black
Facets:
value: with a metallic sheen
type: OTHER
value: with dark eyes
type: OTHER
value: mostly
type: DEGREE
Source sentences:
text: Horse-flies (genus Tabanus) are larger, up to 25 mm (1 in) in length and are mostly dark brown or black, with dark eyes, often with a metallic sheen.