var extexts = new Array(
"4k3/R4nB1/1p2p2p/8/4B3/6KP/P7/6r1 w - - 0 1_28-14{Bg2}_s22-13{Kf2}_e6-54{Rxg7}",
"r3nrk1/pb1q2pp/3b1p2/4p1N1/4N3/2BQ4/PP3PPP/R3K2R w KQ - 0 1_28-34{Nc5}_45-38{fxg5}_34-51{Nxd7}",
"5rk1/4ppn1/3p2Q1/8/2B5/1Pq5/2P1KPP1/4R3 b - - 0 1_18-26{Qxc4+}_17-26{bxc4}_53-46{fxg6}",
"8/3r4/p5R1/1k4p1/1Pp1b3/2K2Pr1/8/3B1R2 w - - 0 1_3-24{Ba4+}_33-24{Kxa4}_5-0{Ra1+}_24-33{Kb5}_0-32{Ra5#}",
"1r6/2p5/3p1bk1/3Pp1p1/2P3R1/R3BP2/P1K3P1/r7 b - - 0 1{%HEperjesi-Toth<br>Salgotarjan 1979}_36-28{e4}_20-2{Bc1}_s30-28{Rxe4}_57-9{Rb2+}_10-19{Kd3}_e0-3{Rd1+}_s21-28{fxe4}_57-9{Rb2+}_10-19{Kd3}_e0-3{Rd1+}_0-2{Rxc1+}_s57-1{Rbb1}_30-28{Rxe4}_ea1-2{Rxc1+}{}_10-2{Kxc1}_s10-11{Kd2}_e2-26{Rxc4}_45-9{Bb2+}_2-10{Kc2}_9-16{Bxa3}",
"r4rk1/2p1qpp1/p1p5/2Ppn2b/2PQ1N1p/4P3/PB3PPP/R4RK1 b - - 0 1{%HEuwe-Romanovsky<br>Leningrad 1934}_36-21{Nf3+}_14-21{gxf3}_52-38{Qg5+}_29-14{Ng2}_s6-7{Kh1}_e39-21{Bxf3+}_31-23{h3}_27-54{Qxg7+}_38-54{Qxg7}_9-54{Bxg7}_23-14{hxg2}",
"8/5K2/8/3P3k/8/1B4r1/8/6B1 w - - 0 1{%HZachodjakin 1932}_17-3{Bd1+}_39-38{Kg5}_s39-47{Kh6}_e6-15{Bh2}_6-41{Bb6}_22-19{Rd3}_3-12{Be2}_19-35{Rxd5}_53-44{Ke6}",
"1b1r1r1k/1p2qppb/2pnp2p/p3N3/PnBPP3/1RN1BP2/1P1RQ1PP/6K1 b - - 0 1{%HErdos-Varga<br>Miskolc 2004}_53-45{f6}_36-30{Ng4}_43-26{Nxc4}_12-26{Qxc4}_45-37{f5}_30-36{Ne5}_s30-13{Nf2}_e37-29{f4}_37-29{f4}_20-13{Bf2}_57-36{Bxe5}"
);