Assertion: hoatzin's time | /r/HasProperty | primitive
Facets:
Source sentences:
text: By 1965, in an attempt to bring some order back to the classification of albatrosses, they were lumped into two genera, Phoebetria (the sooty albatrosses which most closely seemed to resemble the procellarids and were at the time considered "primitive" ) and Diomedea (the rest).