Lobbying Congress was not part of Huang's job at Commerce, and Huang had contributed to Berman's 1994 campaign.
Out of all those who contributed to Berman's campaign, Huang was his highest donor.
mnli hypothesis: Out of all those who contributed to Berman's campaign, Huang was his highest donor. premise: Lobbying Congress was not part of Huang's job at Commerce, and Huang had contributed to Berman's 1994 campaign.