Results from Team 2 during the first stage. Left: histogram of the ratio of negative votes versus the total number of classifications for the source. The sources with a ratio of negative votes lower than 0.5 were selected for stage 2. Right: total number of sources that received a given number of votes for a given classification. Most of the sources had zero votes for A, B, and C. All sources with at least one vote for A or B were also selected for stage 2.