SRL for [learning]: Mr. Birnbaum recalls that Mr. Guber and Mr. Peters shifted into high gear a few years back upon [learning] that they had competition for the story of the murdered naturalist Dian Fossey , which became `` Gorillas in the Mist . ''
ARG-0: Mr. Guber and Mr. Peters | ARG-1: that they had competition for the story of the murdered naturalist Dian Fossey , which became `` Gorillas in the Mist