Assertion: turkey vulture | /r/CapableOf | characterise as remigibus nigris
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Source sentences:
text: The turkey vulture was first formally described by Linnaeus as Vultur aura in his Systema Naturae in 1758, and characterised as V. fuscogriseus, remigibus nigris, rostro albo ("brown-gray vulture, with black wings and a white beak").