Assertion: alpha's member | /r/CapableOf | address the fraternity
Facets:
value: at the 1954 general convention.[unreliable source
type: TEMPORAL
Source sentences:
text: Bernard Levin became the first non-black member in 1946, and Roger Youmans became the first non-black member to address the fraternity at the 1954 general convention.[unreliable source?]