var extexts = new Array(
"3b3K/6P1/1pb4k/4p1p1/4P1P1/B7/8/8 w - - 0 1{%HNechaev, 1935}_16-52{Le7!}_s54-62-Q{g8D}_e59-45{Lf6+}_59-52{Lxe7}_s59-50{Lc7}_54-62-Q{g8D}_41-33{b5}_e52-38{Lxg5#}_54-62-N{g8P+}_47-46{Kg6}_62-52{Pxe7+}",
"5Q2/6pk/4q2N/6PK/8/8/8/8 w - - 0 1{%HKalinin, 1967}_61-62{Dg8+!}_s61-37{Df5+}_e54-46{g6+-+}_44-62{Dxg8}_38-46{g6+}_55-63{Kh8}_47-53{Pf7+}_62-53{Dxf7}_46-53{gxf7}_54-46{g6+}_39-47{Kh6}_46-38{g5}_53-61-Q{f8D#}_sea53-61-R{f8T#}{}",
"2K5/1R6/k7/3p4/rP6/2P5/3B4/q7 w - - 0 1{%HMarvelian, 2000}_25-33{b5+}_s58-50{Kc7}_e0-6{Dg1}_40-32{Ka5}_18-26{c4+}_24-25{Tb4}_49-48{Ta7+}_32-41{Kb6}_11-20{Le3+}_s48-0{Txa1?}_25-26{Txc4+}_58-51{Kd7}_e41-33{Kxb5=}_35-27{d4}_20-27{Lxd4+}_0-27{Dxd4}_48-40{Ta6+}_41-34{Kc5}_40-42{Tc6#}",
"1Q6/7K/3p4/5k2/3b1p2/5P2/5P2/4q3 w - - 0 1{%HLommer, 1973}_57-61{Df8+}_27-45{Lf6}_61-58{Dc8+}_4-44{De6}_s37-36{Ke5}_e58-60{De8++-}_s37-38{Kg5}_e58-30{Dg4#}_58-10{Dc2+}_37-38{Kg5}_s37-36{Ke5}_e10-28{De4#}_10-46{Dg6+}_38-31{Kh4}_46-47{Dh6#}",
"8/2R5/1n2kn2/6q1/8/2P1PB1p/4N2p/7K w - - 0 1{%HJakimtsjik, 1969}_12-27{Pd4+}_44-36{Ke5}_s44-43{Kd6}_e50-54{Tg7}_50-52{Te7+}_36-43{Kd6}_52-54{Tg7}_38-32{Da5}_s38-54{Dxg7}_e27-37{Pf5+}_54-48{Ta7}_32-34{Dc5}_s32-48{Dxa7}_e27-33{Pb5+}_48-50{Tc7}_34-36{De5}_s43-50{Kxc7}_e27-44{Pe6+}_s34-50{Dxc7}_e27-33{Pb5+}_50-52{Te7}_36-38{Dg5}_52-54{Tg7}",
"r5RR/3p4/8/8/2K5/4k3/1p6/8 w - - 0 1{%HHoch, 1984}_62-57{Tb8!}_s62-60{Te8+?}_56-60{Txe8}_63-60{Txe8+}_e20-11{Kd2}_s63-23{Th3+?}_20-13{Kf2}_23-15{Th2+}_13-21{Kf3}_62-6{Tg1}_56-58{Tc8+}_26-19{Kd3}_e58-2{Tc1}_20-29{Kf4!}_63-61{Thf8+}_29-30{Kg4!}_s29-38{Kg5}_57-33{Tb5+}_51-35{d5+}_33-35{Txd5+}_38-30{Kg4}_61-5{Tf1}_56-58{Tc8+}_e35-34{Tc5}_s29-36{Ke5}_57-60{Tbe8+!}_36-43{Kd6}_61-45{Tf6+}_43-50{Kc7}_60-4{Te1}_56-0{Ta1}_e45-5{Tff1}_61-62{Tg8+}_30-29{Kf4!}_s30-31{Kh4}_26-18{Kc3!}_9-1-Q{b1D}_57-1{Txb1}_56-62{Txg8}_e1-7{Th1+}_26-27{Kd4!}_9-1-Q{b1D}_57-1{Txb1}_56-62{Txg8}_1-5{Tf1+}_29-22{Kg3}_5-6{Tg1+}",
"8/1P6/k7/1Rr5/8/1KprN3/8/8 w - - 0 1{%HRoslov, 1991}_33-41{Tb6+}_40-32{Ka5}_20-26{Pc4+}_34-26{Txc4}_41-33{Tb5+}_s17-26{Kxc4}_18-10{c2}_41-33{Tb5+}_32-24{Ka4}_33-25{Tb4+}_24-32{Ka5}_49-57-Q{b8D}_10-2-Q{c1D+}_26-19{Kxd3}_e2-3{Dd1+=}_32-40{Ka6}_17-26{Kxc4}_18-10{c2}_49-57-N{b8P+}_40-48{Ka7}_57-42{Pc6+}_48-40{Ka6}_42-25{Pb4+}_40-48{Ka7}_25-19{Pxd3}",
"K3b3/3R1p2/8/7k/P5p1/6P1/B4P1p/8 w - - 0 1{%HBondarenko, Kuznetsov, 1977}_51-35{Td5+}_53-37{f5}_s39-46{Kg6}_35-43{Td6+}_46-54{Kg7}_e8-35{Ld5}_35-3{Td1}_60-24{Lxa4}_3-2{Tc1}_24-42{Lc6+}_2-42{Txc6}_15-7-Q{h1D}_8-53{Lf7+}_39-38{Kg5}_13-29{f4+}_30-21{gxf3 e.p.}_42-46{Tg6+}_38-39{Kh5}_46-62{Tg8+}_39-47{Kh6}_62-63{Th8+}"
);