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Michael Black
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April 21, 2023, 8:26 a.m. PDT
Energy CLASS Prize
created a new topic to Announcement of Prize Money Winners for Phase 1
April 21, 2023, 6:41 a.m. PDT
Energy CLASS Prize
replied a new topic to Phase 1 Results
Jan. 7, 2023, 7:33 p.m. PST
Energy CLASS Prize
registered for challenge