[Event "Ch Pan-American (juniors) (under 18)"] [Site "masterchessopen.com South America"] [Date "2006.08.07"] [Round "6"] [White "Calderon Oliver (ECU)"] [Black "Pesantes Aucay Jose (ECU)"] [Result "0-1"] [WhiteElo "2005"] [BlackElo "2136"] [ECO "A16"] [Opening "English: Anglo-Gruenfeld"] 1.c4 Nf6 2.Nc3 d5 3.d4 g6 4.Bg5 Ne4 5.Nxe4 dxe4 6.e3 c5 7.dxc5 Qa5+ 8.Qd2 Qxc5 9.Bf4 Nc6 10.Rd1 Bg7 11.b3 Be6 12.f3 Rd8 13.Qe2 Rxd1+ 14.Kxd1 O-O 15.fxe4 Qa5 16.Qc2 Ne5 17.Qb1 {#R} 0-1