Assertion: magpie's back | /r/HasProperty | black
Facets:
value: in northern parts of australia
type: LOCATION
value: with an iridescent, metallic sheen
type: OTHER
Source sentences:
text: The head, breast and back are black, the shoulders patches, belly and flanks are white.
text: The head, neck, breast, back, saddle and tail is black with an iridescent, metallic sheen.
text: The back is blue-black and the wings and tail are black but show blue, green, or blue-green iridescence in bright sunlight.
text: The head and back of neck is black, the back and upper surface of tail is black.
text: In northern parts of Australia the back is black.