MESON Chess Problem Database
Problem Display
PID: 54323 (4r3/1pB2p2/5QN1/1n4P1/2B1k1r1/3R2P1/p1Np1K2/3b1n2 w - - 0 1)
Bartolovic, Hrvoje
The Problemist, 2004
#2
9 + 10
SOLUTION
- SOUND
- Sets
- 1...Rxg3
- 2.Qf4#
- 1...Rf4+
- 2.Qxf4#
- 1...Rxg5
- 2.Qf4#
- 1...Re5
- 2.Qxe5#
- 1...Ra8
- 2.Qe5#
- 1...Rb8
- 2.Qe5#
- 1...Rc8
- 2.Qe5#
- 1...Rd8
- 2.Qe5#
- 1...Rf8
- 2.Qe5#
- 1...Rg8
- 2.Qe5#
- 1...Rh8
- 2.Qe5#
- 1...Bxc2
- 2.Qf3#
- 1...Bf3
- 2.Qxf3#
- 1...Sh2
- 2.Re3#
- 1...Se3
- 2.Rxe3#
- 1...Sxg3
- 2.Re3#
- 1...Sa3
- 2.Rd4#
- 1...Sc3
- 2.Rd4#
- 1...Sd4
- 2.Rxd4#
- 1...Sd6
- 2.Rd4#
- 1...Sa7
- 2.Rd4#
- 1...Sxc7
- 2.Rd4#
- 1...fxg6
- 2.Qxg6#
- 1...Rxg3
- Tries
- 1.Kxf1?
- threat
- 2.Re3#
- 1...Rf4+
- 2.Qxf4#
- 1...Rxg3
- 2.Qf4#
- 1...Bxc2
- 2.Qf3#
- 1...Be2+!
- threat
- 1.Se3?
- threat
- 2.Qf5#
- 1...Rf4+
- 2.Qxf4#
- 1...Rxg5
- 2.Qf4#
- 1...Sxe3
- 2.Rxe3#
- 1...fxg6
- 2.Qxg6#
- 1...Re5
- 2.Qxe5#
- 1...Sd4
- 2.Rxd4#
- 2.Qxd4#
- 1...Sd6
- 2.Rd4#
- 2.Qd4#
- 1...Sxg3!
- threat
- 1.Sd4?
- threat
- 2.Qf5#
- 1...Rf4+
- 2.Qxf4#
- 1...Rxg5
- 2.Qf4#
- 1...Sxg3
- 2.Re3#
- 1...Sxd4
- 2.Rxd4#
- 1...fxg6
- 2.Qxg6#
- 1...Re5
- 2.Qxe5#
- 1...Se3
- 2.Rxe3#
- 1...Sd6!
- threat
- 1.Sf4?
- threat
- 2.Bd5#
- 1...Rxf4+
- 2.Qxf4#
- 1...Sxc7
- 2.Rd4#
- 1...Re5
- 2.Qxe5#
- 1...Rd8
- 2.Qe5#
- 1...Se3
- 2.Rxe3#
- 1...Sc3
- 2.Rd4#
- 1...Rxg5!
- threat
- 1.Sh4?
- threat
- 2.Qf5#
- 1...Rf4+
- 2.Qxf4#
- 1...Rxg5
- 2.Qf4#
- 1...Sxg3
- 2.Re3#
- 1...Re5
- 2.Qxe5#
- 1...Se3
- 2.Rxe3#
- 1...Sd4
- 2.Rxd4#
- 2.Qxd4#
- 1...Sd6
- 2.Rd4#
- 2.Qd4#
- 1...Rxh4!
- threat
- 1.Se5?
- threat
- 2.Bd5#
- 1...Rf4+
- 2.Qxf4#
- 1...Rxe5
- 2.Qxe5#
- 1...Sxc7
- 2.Rd4#
- 1...Se3
- 2.Rxe3#
- 1...Sc3
- 2.Rd4#
- 1...Sd4
- 2.Rxd4#
- 1...Rd8!
- threat
- 1.Se7?
- threat
- 2.Qe5#
- 2.Qf5#
- 1...Rf4+
- 2.Qxf4#
- 1...Rxg5
- 2.Qf4#
- 1...Sxg3
- 2.Re3#
- 2.Qe5#
- 1...Sxc7
- 2.Rd4#
- 2.Qd4#
- 2.Qf5#
- 1...a1Q
- 2.Qf5#
- 1...a1B
- 2.Qf5#
- 1...Se3
- 2.Rxe3#
- 2.Qe5#
- 1...Sd4
- 2.Rxd4#
- 2.Qxd4#
- 2.Qe5#
- 1...Sd6
- 2.Rd4#
- 2.Qd4#
- 1...Rxe7!
- threat
- 1.Rf3?
- threat
- 2.Qf5#
- 1...Rxg5
- 2.Rf4#
- 2.Qf4#
- 1...Bxf3
- 2.Qxf3#
- 1...Sxg3
- 2.Re3#
- 1...fxg6
- 2.Qxg6#
- 1...Rf4
- 2.Rxf4#
- 2.Qxf4#
- 1...Re5
- 2.Qxe5#
- 1...Se3
- 2.Rxe3#
- 1...Sd4
- 2.Qxd4#
- 1...Sd6
- 2.Qd4#
- 1...Bxc2!
- threat
- 1.Rd8?
- threat
- 2.Bd3#
- 2.Rxe8#
- 1...Rf4+
- 2.Qxf4#
- 1...Rxg3
- 2.Rxe8#
- 2.Qf4#
- 1...Rxg5
- 2.Bd3#
- 2.Qf4#
- 1...Rxd8
- 2.Qe5#
- 1...Bxc2
- 2.Rxe8#
- 2.Qf3#
- 1...Sxc7
- 2.Bd3#
- 2.Rd4#
- 1...a1Q
- 2.Bd3#
- 1...a1B
- 2.Bd3#
- 1...Re5
- 2.Bd3#
- 2.Qxe5#
- 1...Re6
- 2.Bd3#
- 1...Re7
- 2.Bd3#
- 1...Rf8
- 2.Bd3#
- 2.Qe5#
- 1...Rg8
- 2.Bd3#
- 2.Qe5#
- 1...Rh8
- 2.Bd3#
- 2.Qe5#
- 1...Be2
- 2.Rxe8#
- 1...Sd4
- 2.Rxd4#
- 1...Sd6!
- threat
- 1.Kxf1?
- Keys
- 1.Sb4!
- threat
- 2.Bd5#
- 1...Rf4+
- 2.Qxf4#
- 1...Rxg5
- 2.Qf4#
- 1...Sxc7
- 2.Rd4#
- 1...Re5
- 2.Qxe5#
- 1...Rd8
- 2.Qe5#
- 1...Bb3
- 2.Qf3#
- 1...Se3
- 2.Rxe3#
- 1...Sc3
- 2.Rd4#
- threat
- 1.Sb4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 16
- Sets
- R(f);N_GUARD,XP(D)::QAR1(G)
- R(f);CHECK,N_GUARD::QAR1(G),XR(f)
- R(f);N_GUARD,XP(F)::QAR1(G)
- R(j);N_GUARD::QAR1(G),XR(j)
- R(j);N_GUARD::QAR1(G)
- B(a);N_GUARD,XS(A)::QAB1(G)
- B(a);N_GUARD::QAB1(G),XB(a)
- S(b);N_GUARD::R1(C)
- S(b);N_GUARD::R1(C),XS(b)
- S(b);N_GUARD,XP(D)::R1(C)
- S(g);N_GUARD::R1(C)
- S(g);N_GUARD::R1(C),XS(g)
- S(g);N_GUARD,XB(I)::R1(C)
- P(i);OGATE,XS(H)::QAB(G),XP(i)
- Tries
- Try
- K(B);P-FLIGHT,XS(b)
- Threat
- R1(C)
- Vars
- R(f);CHECK,N_GUARD::QAR1(G),XR(f)
- R(f);N_GUARD,XP(D)::QAR1(G)
- B(a);N_GUARD,XS(A)::QAB1(G)
- Refutation
- B(a);CHECK
- Try
- S(A);
- Threat
- QAB1(G)
- Vars
- R(f);CHECK,N_GUARD::QAR1(G),XR(f)
- R(f);N_GUARD,XP(F)::QAR1(G)
- S(b);OGATE,XS(A)::R1(C),XS(b)
- P(i);OGATE,XS(H)::QAB(G),XP(i)
- R(j);N_GUARD::QAR1(G),XR(j)
- Refutation
- S(b);XP(D)
- Try
- S(A);
- Threat
- QAB1(G)
- Vars
- R(f);CHECK,N_GUARD::QAR1(G),XR(f)
- R(f);N_GUARD,XP(F)::QAR1(G)
- S(b);N_GUARD,XP(D)::R1(C)
- S(g);OGATE,XS(A)::R1(C),XS(g)
- P(i);OGATE,XS(H)::QAB(G),XP(i)
- R(j);N_GUARD::QAR1(G),XR(j)
- S(b);N_GUARD::R1(C),XS(b)
- Refutation
- S(g);
- Try
- S(H);
- Threat
- B(E)
- Vars
- R(f);CHECK,OGATE,XS(H)::QAR1(G),XR(f)
- S(g);N_GUARD,XB(I)::R1(C)
- R(j);N_GUARD::QAR1(G),XR(j)
- R(j);N_GUARD::QAR1(G)
- S(b);N_GUARD::R1(C),XS(b)
- S(g);N_GUARD::R1(C)
- Refutation
- R(f);XP(F)
- Try
- S(H);
- Threat
- QAB1(G)
- Vars
- R(f);CHECK,N_GUARD::QAR1(G),XR(f)
- R(f);N_GUARD,XP(F)::QAR1(G)
- S(b);N_GUARD,XP(D)::R1(C)
- R(j);N_GUARD::QAR1(G),XR(j)
- S(b);N_GUARD::R1(C),XS(b)
- Refutation
- R(f);XS(H)
- Try
- S(H);
- Threat
- B(E)
- Vars
- R(f);CHECK,N_GUARD::QAR1(G),XR(f)
- R(j);OGATE,XS(H)::QAR1(G),XR(j)
- S(g);N_GUARD,XB(I)::R1(C)
- S(b);N_GUARD::R1(C),XS(b)
- S(g);N_GUARD::R1(C)
- S(g);N_GUARD::R1(C),XS(g)
- Refutation
- R(j);
- Try
- S(H);
- Threat
- DUALS(2)
- Vars
- R(f);CHECK,N_GUARD::QAR1(G),XR(f)
- R(f);N_GUARD,XP(F)::QAR1(G)
- P(c);::QAB1(G)
- Refutation
- R(j);XS(H)
- Try
- R(C);
- Threat
- QAB1(G)
- Vars
- B(a);OGATE,XR(C)::QAB1(G),XB(a)
- S(b);N_GUARD,XP(D)::R1(C)
- P(i);OGATE,XS(H)::QAB(G),XP(i)
- R(j);N_GUARD::QAR1(G),XR(j)
- S(b);N_GUARD::R1(C),XS(b)
- S(g);N_GUARD::QAR1(G),XS(g)
- S(g);N_GUARD::QAR1(G)
- Refutation
- B(a);XS(A)
- Try
- R(C);
- Threat
- DUALS(2)
- Vars
- R(f);CHECK,N_GUARD::QAR1(G),XR(f)
- R(j);N_GUARD,XR(C)::QAR1(G)
- P(c);::B(E)
- R(j);::B(E)
- B(a);::R(C),XR(j)
- S(g);N_GUARD::R1(C),XS(g)
- Refutation
- S(g);
- Try
- Actual
- S(A);
- Threat
- B(E)
- Vars
- R(f);CHECK,N_GUARD::QAR1(G),XR(f)
- R(f);N_GUARD,XP(F)::QAR1(G)
- S(g);N_GUARD,XB(I)::R1(C)
- R(j);N_GUARD::QAR1(G),XR(j)
- R(j);N_GUARD::QAR1(G)
- B(a);N_GUARD::QAB1(G)
- S(b);N_GUARD::R1(C),XS(b)
- S(g);N_GUARD::R1(C)
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).