ISLAMABAD - Argentinean Mitias scored four goals to help 4 Horsemen beat PAF Viper 8-1/2 goals to four in the Chief of Air Staff (COAS) Challenge Cup Polo Tournament match here at Islamabad Polo Club on Tuesday. The tournament was previously held in Peshawar, but this is for the first time that it is being played in Islamabad. Earlier, Mitias had helped 4 Horsemen lift Margalla Festival Polo Club title in the last event held at the same venue against Kalabagh. 4 Horsemen started the match as firm favorites and took lead in the first chukker through Mitias and continued to dominate. PAF Viper then showed some resistance but it was all 4 Horsemen who continued their supremacy in the last two chukkers and increased their lead to 4-1/2, and was good enough to win the match.