stage,people,definition
People in primary UK-connection evidence,19,"Current or model-period UK connections, including contributors and later arrivals."
Attributable UK natural-language model builders,5,"Direct project-location statement or explicitly labelled, dated professional-location inference."
UK builders with from-scratch models,3,At least one UK-built natural-language model trained from new initialisation.
Strict independent UK from-scratch builders,1,"Never attended university, no institutional affiliation, and affirmative independent-project evidence."