MESON Chess Problem Database
Problem Display
PID: 172125 (8/1Q2B1N1/1p3P2/1PPnk2p/3N2rR/1KP1p2p/6n1/5R1B w - - 0 1)
Apro, Laszlo
Wiener Schachzeitung, 1937
#2
12 + 8
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Rg3
- 2.Sc6#
- 2.Bd6#
- 2.Rf5#
- 1...Rxd4
- 2.Bd6#
- 2.Rf5#
- 2.cxd4#
- 1...Re4
- 2.Sf3#
- 2.Sc6#
- 2.Bd6#
- 2.Rf5#
- 2.Rxh5#
- 1...Rg5
- 2.Sf3#
- 2.Sc6#
- 2.Bd6#
- 1...Rg6
- 2.Sf3#
- 2.Sc6#
- 2.Bd6#
- 2.Rf5#
- 1...Rxg7
- 2.Bd6#
- 2.Rf5#
- 1...Se1
- 2.Sc6#
- 2.Bd6#
- 2.Rf5#
- 2.Qxd5#
- 1...Sgf4
- 2.Sc6#
- 1...Sxh4
- 2.Sc6#
- 2.Bd6#
- 2.Qxd5#
- 1...Sb4
- 2.Bd6#
- 2.Rf5#
- 1...Sdf4
- 2.Sf3#
- 1...Sxf6
- 2.Bd6#
- 2.Bxf6#
- 2.Rf5#
- 1...Sc7
- 2.Bd6#
- 2.Rf5#
- 1...Rg3
- Tries
- 1.Bxg2?
- threat
- 2.Sc6#
- 2.Bd6#
- 2.Rf5#
- 2.Qxd5#
- 1...Rxg2
- 2.Sf3#
- 2.Sc6#
- 2.Bd6#
- 2.Rf5#
- 1...Rxd4
- 2.Bd6#
- 2.Rf5#
- 2.Rxh5#
- 2.cxd4#
- 1...Rxg7
- 2.Bd6#
- 2.Rf5#
- 2.Re4#
- 2.Qxd5#
- 1...Sxc3
- 2.Sc6#
- 1...Sxf6
- 2.Sc6#
- 2.Bd6#
- 2.Bxf6#
- 2.Rf5#
- 2.Qc7#
- 2.Qb8#
- 1...Sxe7
- 2.Qc7#
- 2.Qxe7#
- 2.Qb8#
- 1...bxc5
- 2.Sc6#
- 2.Rf5#
- 2.Qxd5#
- 1...Re4
- 2.Sf3#
- 2.Sc6#
- 2.Bd6#
- 2.Rf5#
- 2.Rxe4#
- 2.Rxh5#
- 1...Rf4
- 2.Sc6#
- 2.Qxd5#
- 1...Rg5
- 2.Sf3#
- 2.Sc6#
- 2.Bd6#
- 2.Re4#
- 2.Qxd5#
- 1...Sb4
- 2.Bd6#
- 2.Rf5#
- 2.Qc7#
- 2.Qb8#
- 1...Sf4
- 2.Sf3#
- 2.Sc6#
- 2.Qe4#
- 2.Qc7#
- 2.Qb8#
- 1...Sc7
- 2.Sc6#
- 2.Bd6#
- 2.Rf5#
- 2.Qxc7#
- 1...hxg2!
- threat
- 1.Rxg4?
- threat
- 2.Sf3#
- 2.Sc6#
- 2.Bd6#
- 2.Rf5#
- 1...Sxc3
- 2.Sf3#
- 2.Bd6#
- 2.Rf5#
- 1...Sxf6
- 2.Sf3#
- 2.Bd6#
- 2.Bxf6#
- 2.Rf5#
- 2.Rg5#
- 1...Sxe7
- 2.Re4#
- 2.Qe4#
- 1...bxc5
- 2.Sf3#
- 2.Sc6#
- 2.Rf5#
- 1...Se1
- 2.Sc6#
- 2.Bd6#
- 2.Rf5#
- 2.Re4#
- 2.Rg5#
- 2.Qxd5#
- 1...Sgf4
- 2.Sc6#
- 2.Rg5#
- 1...Sh4
- 2.Sc6#
- 2.Bd6#
- 2.Re4#
- 2.Qxd5#
- 1...Sb4
- 2.Sf3#
- 2.Bd6#
- 2.Rf5#
- 2.Re4#
- 2.Rg5#
- 2.Qe4#
- 1...Sdf4
- 2.Sf3#
- 2.Rg5#
- 1...Sc7
- 2.Sf3#
- 2.Bd6#
- 2.Rf5#
- 2.Re4#
- 2.Rg5#
- 2.Qe4#
- 1...hxg4!
- threat
- 1.Qc8?
- threat
- 2.Qf5#
- 2.Qe6#
- 1...Ke4
- 2.Qf5#
- 1...Sxh4
- 2.Sc6#
- 2.Bd6#
- 2.Qe6#
- 1...Sxe7
- 2.Qe6#
- 1...Sdf4
- 2.Qf5#
- 1...Sc7
- 2.Qf5#
- 1...Rf4
- 2.Qe6#
- 1...Rg5
- 2.Sf3#
- 2.Sc6#
- 2.Bd6#
- 2.Qe6#
- 1...Sgf4
- 2.Sc6#
- 2.Qf5#
- 1...Sxc3!
- threat
- 1.Qd7?
- threat
- 2.Qf5#
- 2.Qe6#
- 1...Ke4
- 2.Qf5#
- 1...Sxh4
- 2.Sc6#
- 2.Bd6#
- 2.Qe6#
- 2.Qxd5#
- 2.Qd6#
- 1...Sxe7
- 2.Qe6#
- 1...Rf4
- 2.Qe6#
- 1...Rg5
- 2.Sf3#
- 2.Sc6#
- 2.Bd6#
- 2.Qe6#
- 2.Qd6#
- 1...Sgf4
- 2.Sc6#
- 2.Qf5#
- 2.Qd6#
- 1...Sdf4
- 2.Qf5#
- 1...Sc7
- 2.Qf5#
- 1...Sxc3!
- threat
- 1.Bxg2?
- Keys
- 1.Kc4!
- threat
- 2.Qxd5#
- 1...Rxd4+
- 2.cxd4#
- 1...Ke4
- 2.Qxd5#
- 1...Sxc3
- 2.Bd6#
- 2.Rf5#
- 1...Sxf6
- 2.Bd6#
- 2.Bxf6#
- 2.Rf5#
- 1...Sxe7
- 2.Qxe7#
- 1...Sgf4
- 2.Sc6#
- 1...Sb4
- 2.Bd6#
- 2.Rf5#
- 1...Sdf4
- 2.Sf3#
- 1...Sc7
- 2.Bd6#
- 2.Rf5#
- threat
- 1.Kc4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- S(a);::S(E)
- S(e);SBLOCK::S(E)
- Tries
- Try
- B(B);XS(a)
- Threat
- DUALS(4)
- Vars
- S(e);XP(D)::S(E)
- Refutation
- P(c);XB(B)
- Try
- R(F);XR(d)
- Threat
- DUALS(4)
- Refutation
- P(g);XR(F)
- Try
- Q(J);
- Threat
- DUALS(2)
- Vars
- K(f);P-FLIGHT,P_SPINR(d),P_SPINS(a)::QAB1(J)
- S(e);XB(K)::QAR1(J)
- S(e);::QAR1(J)
- R(d);::QAR1(J)
- Refutation
- S(e);XP(D)
- Try
- Q(J);
- Threat
- DUALS(2)
- Vars
- K(f);P-FLIGHT,P_SPINR(d),P_SPINS(a)::QAB1(J)
- S(e);XB(K)::QAR1(J)
- R(d);::QAR1(J)
- S(e);::QAR1(J)
- Refutation
- S(e);XP(D)
- Try
- Actual
- K(C);P_SPINS(E),S_FLIGHT
- Threat
- QAR1(J),XS(e)
- Vars
- R(d);CHECK,OGATE,XS(E)::P(D),XR(d)
- K(f);N_PINS(E),P-FLIGHT,P_SPINR(d),P_SPINS(a)::QAB1(J),XS(e)
- S(e);OGATE,XB(K)::QAR2(J),XS(e)
- S(a);N_PINS(E)::S(E)
- S(e);N_PINS(E),SBLOCK::S(E)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
CSS/Javascript (jQuery, Bootstrap & DataTables).