MESON Chess Problem Database
Problem Display
PID: 196820 (3K4/2PNP3/R2p4/3kr3/2nbR3/1Q6/6PB/8 w - - 0 1)
Klarke, TD
Australasian (The), 1919
#2
9 + 5
| 6490 | yacpdb | 2019 |
SOLUTION
- SOUND
- Sets
- 1...Kxe4
- 2.Qf3#
- 1...Rxe4
- 2.Rxd6#
- 1...Rf5
- 2.Qb7#
- 1...Rg5
- 2.Qb7#
- 1...Rh5
- 2.Qb7#
- 1...Re6
- 2.Qb7#
- 1...Rxe7
- 2.Qb7#
- 1...Ba1
- 2.Qxc4#
- 1...Bg1
- 2.Qxc4#
- 1...Bb2
- 2.Qxc4#
- 1...Bf2
- 2.Qxc4#
- 1...Bc3
- 2.Qxc4#
- 1...Be3
- 2.Qxc4#
- 1...Bc5
- 2.Qxc4#
- 1...Bb6
- 2.Qxc4#
- 1...Ba7
- 2.Qxc4#
- 1...Kxe4
- Tries
- 1.Kc8?
- 1...Kxe4
- 2.Qf3#
- 1...Rxe4
- 2.Rxd6#
- 1...Rxe7
- 2.Qb7#
- 1...Bb6
- 2.Qxc4#
- 1...Rf5
- 2.Qb7#
- 1...Rg5
- 2.Qb7#
- 1...Rh5
- 2.Qb7#
- 1...Re6
- 2.Qb7#
- 1...Ba1
- 2.Qxc4#
- 1...Bg1
- 2.Qxc4#
- 1...Bb2
- 2.Qxc4#
- 1...Bf2
- 2.Qxc4#
- 1...Bc3
- 2.Qxc4#
- 1...Be3
- 2.Qxc4#
- 1...Bc5
- 2.Qxc4#
- 1...Ba7
- 2.Qxc4#
- 1...Ke6!
- 1...Kxe4
- 1.Sb6+?
- 1...Kxe4
- 2.Qf3#
- 1...Kc5
- 2.Qxc4#
- 2.c8Q#
- 2.c8R#
- 1...Kc6
- 2.c8Q#
- 1...Bxb6
- 2.Qxc4#
- 1...Ke6!
- 1...Kxe4
- 1.Sf6+?
- 1...Kc5
- 2.c8Q#
- 2.c8R#
- 1...Ke6!
- 1...Kc5
- 1.Bg3?
- 1...Kxe4
- 2.Qf3#
- 1...Rxe4
- 2.Rxd6#
- 1...Rxe7
- 2.Qb7#
- 1...Bb6
- 2.Qxc4#
- 1...Rf5
- 2.Qb7#
- 1...Rg5
- 2.Qb7#
- 1...Rh5
- 2.Qb7#
- 1...Re6
- 2.Qb7#
- 1...Ba1
- 2.Qxc4#
- 1...Bg1
- 2.Qxc4#
- 1...Bb2
- 2.Qxc4#
- 1...Bf2
- 2.Qxc4#
- 1...Bc3
- 2.Qxc4#
- 1...Be3
- 2.Qxc4#
- 1...Bc5
- 2.Qxc4#
- 1...Ba7
- 2.Qxc4#
- 1...Ke6!
- 1...Kxe4
- 1.Bxe5?
- 1...Kxe4
- 2.Qf3#
- 1...Bxe5
- 2.Qxc4#
- 1...dxe5
- 2.Qb7#
- 1...Bb6
- 2.Qxc4#
- 1...Ba1
- 2.Qxc4#
- 1...Bg1
- 2.Qxc4#
- 1...Bb2
- 2.Qxc4#
- 1...Bf2
- 2.Qxc4#
- 1...Bc3
- 2.Qxc4#
- 1...Be3
- 2.Qxc4#
- 1...Bc5
- 2.Qxc4#
- 1...Ba7
- 2.Qxc4#
- 1...Ke6!
- 1...Kxe4
- 1.Rg4?
- 1...Rxe7
- 2.Rxd6#
- 1...Bb6
- 2.Qxc4#
- 1...Re1
- 2.Rxd6#
- 1...Re2
- 2.Rxd6#
- 1...Re3
- 2.Rxd6#
- 1...Re4
- 2.Rxd6#
- 1...Rf5
- 2.Rxd6#
- 1...Rg5
- 2.Rxd6#
- 1...Rh5
- 2.Rxd6#
- 1...Re6
- 2.Qb7#
- 1...Ba1
- 2.Qxc4#
- 1...Bg1
- 2.Qxc4#
- 1...Bb2
- 2.Qxc4#
- 1...Bf2
- 2.Qxc4#
- 1...Bc3
- 2.Qxc4#
- 1...Be3
- 2.Qxc4#
- 1...Bc5
- 2.Qxc4#
- 1...Ba7
- 2.Qxc4#
- 1...Ke6!
- 1...Rxe7
- 1.Rh4?
- 1...Rxe7
- 2.Rxd6#
- 1...Bb6
- 2.Qxc4#
- 1...Re1
- 2.Rxd6#
- 1...Re2
- 2.Rxd6#
- 1...Re3
- 2.Rxd6#
- 1...Re4
- 2.Rxd6#
- 1...Rf5
- 2.Rxd6#
- 1...Rg5
- 2.Rxd6#
- 1...Rh5
- 2.Rxd6#
- 1...Re6
- 2.Qb7#
- 1...Ba1
- 2.Qxc4#
- 1...Bg1
- 2.Qxc4#
- 1...Bb2
- 2.Qxc4#
- 1...Bf2
- 2.Qxc4#
- 1...Bc3
- 2.Qxc4#
- 1...Be3
- 2.Qxc4#
- 1...Bc5
- 2.Qxc4#
- 1...Ba7
- 2.Qxc4#
- 1...Ke6!
- 1...Rxe7
- 1.Rxe5+?
- 1...dxe5
- 2.Qb7#
- 1...Bxe5!
- 1...dxe5
- 1.Rxd6+?
- 1...Kxe4
- 2.Qf3#
- 1...Kxd6!
- 1...Kxe4
- 1.e8Q?
- threat
- 2.Qb7#
- 1...Kxe4
- 2.Qf3#
- 1...Bb6
- 2.Qxc4#
- 1...Rxe8+!
- threat
- 1.e8R?
- threat
- 2.Qb7#
- 1...Kxe4
- 2.Qf3#
- 1...Bb6
- 2.Qxc4#
- 1...Rxe8+!
- threat
- 1.Kc8?
- Keys
- 1.g4!
- 1...Kxe4
- 2.Sf6#
- 1...Ke6
- 2.Qxc4#
- 1...Rxe4
- 2.Rxd6#
- 1...Rxe7
- 2.Qb7#
- 1...Bb6
- 2.Qxc4#
- 1...Rf5
- 2.Qb7#
- 1...Rg5
- 2.Qb7#
- 1...Rh5
- 2.Qb7#
- 1...Re6
- 2.Qb7#
- 1...Ba1
- 2.Qxc4#
- 1...Bg1
- 2.Qxc4#
- 1...Bb2
- 2.Qxc4#
- 1...Bf2
- 2.Qxc4#
- 1...Bc3
- 2.Qxc4#
- 1...Be3
- 2.Qxc4#
- 1...Bc5
- 2.Qxc4#
- 1...Ba7
- 2.Qxc4#
- 1...Kxe4
- 1.g4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 1
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- K(c);N_SPINS(a),OGATEB,S_FLIGHT,XR(D)::QAB1(C)
- R(d);SBLOCK,XR(D)::R1(E),XP(e)
- R(d);::QAB(C)
- R(d);XP(H)::QAB(C)
- B(b);::QAB1(C),XS(a)
- B(b);P_PINP(F)::QAB1(C),XS(a)
- Tries
- Try
- K(I);P-FLIGHT
- Vars
- K(c);N_SPINS(a),OGATEB,S_FLIGHT,XR(D)::QAB1(C)
- R(d);SBLOCK,XR(D)::R1(E),XP(e)
- R(d);XP(H)::QAB(C)
- B(b);::QAB1(C),XS(a)
- R(d);::QAB(C)
- Refutation
- K(c);P_SPINP(e),P_SPINR(d),S_FLIGHT
- Try
- S(G);CHECK
- Vars
- K(c);N_SPINS(a),S_FLIGHT,XR(D)::QAB1(C)
- K(c);N_SPINS(a),S_FLIGHT::P=Q
- B(b);P_PINP(F),XS(G)::QAB1(C),XS(a)
- Refutation
- K(c);P_SPINR(d),S_FLIGHT
- Try
- S(G);CHECK
- Vars
- K(c);N_SPINS(a),P-FLIGHT::P=Q
- Refutation
- K(c);P_SPINP(e),P_SPINR(d),S_FLIGHT
- Try
- B(B);
- Vars
- K(c);N_SPINS(a),OGATEB,S_FLIGHT,XR(D)::QAB1(C)
- R(d);SBLOCK,XR(D)::R1(E),XP(e)
- R(d);XP(H)::QAB(C)
- B(b);P_PINP(F)::QAB1(C),XS(a)
- R(d);::QAB(C)
- B(b);::QAB1(C),XS(a)
- Refutation
- K(c);P_SPINP(e),P_SPINR(d),S_FLIGHT
- Try
- B(B);XR(d)
- Vars
- K(c);N_SPINS(a),OGATEB,S_FLIGHT,XR(D)::QAB1(C)
- B(b);XB(B)::QAB1(C),XS(a)
- P(e);XB(B)::QAB(C)
- B(b);P_PINP(F)::QAB1(C),XS(a)
- B(b);::QAB1(C),XS(a)
- Refutation
- K(c);P_SPINP(e),S_FLIGHT
- Try
- R(D);
- Vars
- R(d);XP(H)::R1(E),XP(e)
- B(b);P_PINP(F)::QAB1(C),XS(a)
- R(d);::R1(E),XP(e)
- R(d);SBLOCK::QAB(C)
- B(b);::QAB1(C),XS(a)
- Refutation
- K(c);P_SPINP(e),S_FLIGHT
- Try
- R(D);
- Vars
- R(d);XP(H)::R1(E),XP(e)
- B(b);P_PINP(F)::QAB1(C),XS(a)
- R(d);::R1(E),XP(e)
- R(d);SBLOCK::QAB(C)
- B(b);::QAB1(C),XS(a)
- Refutation
- K(c);P_SPINP(e),S_FLIGHT
- Try
- R(D);CHECK,XR(d)
- Vars
- P(e);XR(D)::QAB(C)
- Refutation
- B(b);XR(D)
- Try
- R(E);CHECK,XP(e)
- Vars
- K(c);N_SPINS(a),S_FLIGHT,XR(D)::QAB1(C)
- Refutation
- K(c);N_SPINS(a),P-FLIGHT,P_SPINR(d),XR(E)
- Try
- P(H);
- Threat
- QAB(C)
- Vars
- K(c);N_SPINS(a),OGATEB,P_SPINR(d),S_FLIGHT,XR(D)::QAB1(C)
- B(b);P_PINP(F)::QAB1(C),XS(a)
- Refutation
- R(d);CHECK,XQ(H)
- Try
- P(H);
- Threat
- QAB(C)
- Vars
- K(c);N_SPINS(a),OGATEB,P_SPINR(d),S_FLIGHT,XR(D)::QAB1(C)
- B(b);P_PINP(F)::QAB1(C),XS(a)
- Refutation
- R(d);CHECK,XR(H)
- Try
- Actual
- P(A);
- Vars
- K(c);N_SPINS(a),S_FLIGHT,XR(D)::S(G)
- K(c);P_SPINP(e),P_SPINR(d),S_FLIGHT::QAB(C),XS(a)
- R(d);SBLOCK,XR(D)::R1(E),XP(e)
- R(d);XP(H)::QAB(C)
- B(b);P_PINP(F)::QAB1(C),XS(a)
- R(d);::QAB(C)
- B(b);::QAB1(C),XS(a)
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).