MESON Chess Problem Database
Problem Display
PID: 193708 (3r4/5B2/1p1p2P1/nP6/Kp1k4/1p1NpP2/1P2P1nQ/2R5 w - - 0 1)
Farkas, Bertalan
Pesti Naplo, 1915
#2
10 + 9
| 6490 | yacpdb | 2019 |
SOLUTION
- SOUND
- Sets
- 1...Rd7
- 2.Qh8#
- 1...Ra8
- 2.Qxd6#
- 1...Rb8
- 2.Qxd6#
- 1...Rc8
- 2.Qxd6#
- 1...Re8
- 2.Qxd6#
- 1...Rf8
- 2.Qxd6#
- 1...Rg8
- 2.Qxd6#
- 1...Rh8
- 2.Qxd6#
- 2.Qxh8#
- 1...Se1
- 2.Qf4#
- 2.Qh4#
- 1...Sf4
- 2.Qxf4#
- 1...Sh4
- 2.Qf4#
- 2.Qxh4#
- 1...Sc4
- 2.Rxc4#
- 1...Sc6
- 2.Rc4#
- 1...Sb7
- 2.Rc4#
- 1...d5
- 2.Qe5#
- 1...Rd7
- Tries
- 1.Kxb4?
- 1...Rd7
- 2.Qh8#
- 1...Ra8
- 2.Qxd6#
- 1...Rb8
- 2.Qxd6#
- 1...Rc8
- 2.Qxd6#
- 1...Re8
- 2.Qxd6#
- 1...Rf8
- 2.Qxd6#
- 1...Rg8
- 2.Qxd6#
- 1...Rh8
- 2.Qxd6#
- 2.Qxh8#
- 1...Se1
- 2.Qf4#
- 2.Qh4#
- 1...Sf4
- 2.Qxf4#
- 1...Sh4
- 2.Qf4#
- 2.Qxh4#
- 1...Sc4
- 2.Rxc4#
- 1...Sb7
- 2.Rc4#
- 1...d5
- 2.Qe5#
- 1...Sc6+!
- 1...Rd7
- 1.Se1?
- 1...Sxe1
- 2.Qf4#
- 1...Sf4
- 2.Qxf4#
- 1...Sc4
- 2.Rxc4#
- 1...Rd7
- 2.Qh8#
- 1...Ra8
- 2.Qxd6#
- 1...Rb8
- 2.Qxd6#
- 1...Rc8
- 2.Qxd6#
- 1...Re8
- 2.Qxd6#
- 1...Rf8
- 2.Qxd6#
- 1...Rg8
- 2.Qxd6#
- 1...Rh8
- 2.Qxd6#
- 2.Qxh8#
- 1...Sh4
- 2.Qf4#
- 1...Sc6
- 2.Rc4#
- 1...Sb7
- 2.Rc4#
- 1...d5!
- 1...Sxe1
- 1.Sxb4?
- 1...Sf4
- 2.Qxf4#
- 1...Sc4
- 2.Rxc4#
- 1...Rd7
- 2.Qh8#
- 1...Ra8
- 2.Qxd6#
- 1...Rb8
- 2.Qxd6#
- 1...Rc8
- 2.Qxd6#
- 1...Re8
- 2.Qxd6#
- 1...Rf8
- 2.Qxd6#
- 1...Rg8
- 2.Qxd6#
- 1...Rh8
- 2.Qxd6#
- 2.Qxh8#
- 1...Se1
- 2.Qf4#
- 1...Sh4
- 2.Qf4#
- 1...Sc6
- 2.Sxc6#
- 2.Rc4#
- 1...Sb7
- 2.Sc6#
- 2.Rc4#
- 1...d5!
- 1...Sf4
- 1.Be6?
- 1...d5
- 2.Qe5#
- 1...Ra8
- 2.Qxd6#
- 1...Rb8
- 2.Qxd6#
- 1...Rc8
- 2.Qxd6#
- 1...Re8
- 2.Qxd6#
- 1...Rf8
- 2.Qxd6#
- 1...Rg8
- 2.Qxd6#
- 1...Rh8
- 2.Qxd6#
- 2.Qxh8#
- 1...Se1
- 2.Qf4#
- 2.Qh4#
- 1...Sf4
- 2.Qxf4#
- 1...Sh4
- 2.Qf4#
- 2.Qxh4#
- 1...Sc4
- 2.Rxc4#
- 1...Sc6
- 2.Rc4#
- 1...Sb7
- 2.Rc4#
- 1...Rd7!
- 1...d5
- 1.Bg8?
- threat
- 2.Qh8#
- 1...Rxg8
- 2.Qxd6#
- 1...Re8
- 2.Qxd6#
- 1...Rf8
- 2.Qxd6#
- 1...Sh4
- 2.Qf4#
- 2.Qxh4#
- 1...Sc4
- 2.Rxc4#
- 1...Sc6
- 2.Rc4#
- 1...Rd7!
- threat
- 1.Rc2?
- 1...Sc4
- 2.Rxc4#
- 1...Rd7
- 2.Qh8#
- 1...Ra8
- 2.Qxd6#
- 1...Rb8
- 2.Qxd6#
- 1...Rc8
- 2.Qxd6#
- 1...Re8
- 2.Qxd6#
- 1...Rf8
- 2.Qxd6#
- 1...Rg8
- 2.Qxd6#
- 1...Rh8
- 2.Qxd6#
- 2.Qxh8#
- 1...Se1
- 2.Qf4#
- 2.Qh4#
- 1...Sf4
- 2.Qxf4#
- 1...Sh4
- 2.Qf4#
- 2.Qxh4#
- 1...Sc6
- 2.Rc4#
- 1...Sb7
- 2.Rc4#
- 1...d5
- 2.Qe5#
- 1...bxc2!
- 1...Sc4
- 1.Rc3?
- 1...Sc4
- 2.Rxc4#
- 1...Rd7
- 2.Qh8#
- 1...Ra8
- 2.Qxd6#
- 1...Rb8
- 2.Qxd6#
- 1...Rc8
- 2.Qxd6#
- 1...Re8
- 2.Qxd6#
- 1...Rf8
- 2.Qxd6#
- 1...Rg8
- 2.Qxd6#
- 1...Rh8
- 2.Qxd6#
- 2.Qxh8#
- 1...Se1
- 2.Qf4#
- 2.Qh4#
- 1...Sf4
- 2.Qxf4#
- 1...Sh4
- 2.Qf4#
- 2.Qxh4#
- 1...Sc6
- 2.Rc4#
- 1...Sb7
- 2.Rc4#
- 1...d5
- 2.Qe5#
- 1...bxc3!
- 1...Sc4
- 1.Rc5?
- 1...dxc5
- 2.Qe5#
- 1...Sc4
- 2.Rxc4#
- 2.Rd5#
- 1...Rd7
- 2.Qh8#
- 1...Ra8
- 2.Qxd6#
- 1...Rb8
- 2.Qxd6#
- 1...Rc8
- 2.Qxd6#
- 1...Re8
- 2.Qxd6#
- 1...Rf8
- 2.Qxd6#
- 1...Rg8
- 2.Qxd6#
- 1...Rh8
- 2.Qxd6#
- 2.Qxh8#
- 1...Se1
- 2.Qf4#
- 2.Qh4#
- 1...Sf4
- 2.Qxf4#
- 1...Sh4
- 2.Qf4#
- 2.Qxh4#
- 1...Sc6
- 2.Rc4#
- 1...Sb7
- 2.Rc4#
- 1...d5
- 2.Qe5#
- 1...bxc5!
- 1...dxc5
- 1.Rc6?
- 1...Sc4
- 2.Rxc4#
- 1...Rd7
- 2.Qh8#
- 1...Ra8
- 2.Rxd6#
- 2.Qxd6#
- 1...Rb8
- 2.Rxd6#
- 2.Qxd6#
- 1...Rc8
- 2.Rxd6#
- 2.Qxd6#
- 1...Re8
- 2.Rxd6#
- 2.Qxd6#
- 1...Rf8
- 2.Rxd6#
- 2.Qxd6#
- 1...Rg8
- 2.Rxd6#
- 2.Qxd6#
- 1...Rh8
- 2.Rxd6#
- 2.Qxd6#
- 2.Qxh8#
- 1...Se1
- 2.Qf4#
- 2.Qh4#
- 1...Sf4
- 2.Qxf4#
- 1...Sh4
- 2.Qf4#
- 2.Qxh4#
- 1...Sb7
- 2.Rc4#
- 1...d5
- 2.Qe5#
- 1...Sxc6!
- 1...Sc4
- 1.Rc7?
- 1...Sc4
- 2.Rxc4#
- 1...Rd7
- 2.Qh8#
- 1...Ra8
- 2.Qxd6#
- 1...Rb8
- 2.Qxd6#
- 1...Rc8
- 2.Qxd6#
- 1...Re8
- 2.Qxd6#
- 1...Rf8
- 2.Qxd6#
- 1...Rg8
- 2.Qxd6#
- 1...Rh8
- 2.Qxd6#
- 2.Qxh8#
- 1...Se1
- 2.Qf4#
- 2.Qh4#
- 1...Sf4
- 2.Qxf4#
- 1...Sh4
- 2.Qf4#
- 2.Qxh4#
- 1...Sb7
- 2.Rc4#
- 1...d5
- 2.Qe5#
- 1...Sc6!
- 1...Sc4
- 1.Rc8?
- 1...Rxc8
- 2.Qxd6#
- 1...Sc4
- 2.Rxc4#
- 1...Rd7
- 2.Qh8#
- 1...Re8
- 2.Qxd6#
- 1...Rf8
- 2.Qxd6#
- 1...Rg8
- 2.Qxd6#
- 1...Rh8
- 2.Qxd6#
- 2.Qxh8#
- 1...Se1
- 2.Qf4#
- 2.Qh4#
- 1...Sf4
- 2.Qxf4#
- 1...Sh4
- 2.Qf4#
- 2.Qxh4#
- 1...Sb7
- 2.Rc4#
- 1...d5
- 2.Qe5#
- 1...Sc6!
- 1...Rxc8
- 1.Qg3?
- 1...Sc4
- 2.Rxc4#
- 1...Ra8
- 2.Qxd6#
- 1...Rb8
- 2.Qxd6#
- 1...Rc8
- 2.Qxd6#
- 1...Re8
- 2.Qxd6#
- 1...Rf8
- 2.Qxd6#
- 1...Rg8
- 2.Qxd6#
- 1...Rh8
- 2.Qxd6#
- 1...Se1
- 2.Qf4#
- 2.Qh4#
- 2.Qg4#
- 1...Sf4
- 2.Qxf4#
- 1...Sh4
- 2.Qf4#
- 2.Qxh4#
- 2.Qg4#
- 1...Sc6
- 2.Rc4#
- 1...Sb7
- 2.Rc4#
- 1...d5
- 2.Qe5#
- 1...Rd7!
- 1...Sc4
- 1.Qh4+?
- 1...Sf4
- 2.Qf6#
- 2.Qxf4#
- 1...Sxh4!
- 1...Sf4
- 1.Qh5?
- threat
- 2.Qd5#
- 1...d5
- 2.Qe5#
- 1...Sf4!
- threat
- 1.g7?
- 1...Ra8
- 2.Qxd6#
- 1...Rb8
- 2.Qxd6#
- 1...Rc8
- 2.Qxd6#
- 1...Re8
- 2.Qxd6#
- 1...Rf8
- 2.Qxd6#
- 1...Rg8
- 2.Qxd6#
- 1...Rh8
- 2.Qxd6#
- 2.gxh8Q#
- 2.gxh8B#
- 1...Se1
- 2.Qf4#
- 2.Qh4#
- 1...Sf4
- 2.Qxf4#
- 1...Sh4
- 2.Qf4#
- 2.Qxh4#
- 1...Sc4
- 2.Rxc4#
- 1...Sc6
- 2.Rc4#
- 1...Sb7
- 2.Rc4#
- 1...d5
- 2.Qe5#
- 1...Rd7!
- 1...Ra8
- 1.Kxb4?
- Keys
- 1.Sc5!
- 1...bxc5
- 2.Rd1#
- 1...dxc5
- 2.Rd1#
- 1...Sf4
- 2.Qxf4#
- 1...Sc4
- 2.Sxb3#
- 2.Rxc4#
- 1...d5
- 2.Se6#
- 1...Rd7
- 2.Qh8#
- 1...Ra8
- 2.Qxd6#
- 1...Rb8
- 2.Qxd6#
- 1...Rc8
- 2.Qxd6#
- 1...Re8
- 2.Qxd6#
- 1...Rf8
- 2.Qxd6#
- 1...Rg8
- 2.Qxd6#
- 1...Rh8
- 2.Qxd6#
- 2.Qxh8#
- 1...Se1
- 2.Qf4#
- 1...Sh4
- 2.Qf4#
- 1...Sc6
- 2.Sxb3#
- 2.Rc4#
- 1...Sb7
- 2.Sxb3#
- 2.Rc4#
- 1...bxc5
- 1.Sc5!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 1
- ADDED MATES = 4
- REMOVED MATES = 3
- Sets
- R(i);N_GUARD::QAB(D)
- R(i);N_GUARD::QAR2(D),XP(h)
- S(a);N_GUARD::QAR2(D),XS(a)
- S(f);N_GUARD::R1(A),XS(f)
- S(f);N_GUARD::R1(A)
- P(h);N_GUARD::QAB1(D)
- Tries
- Try
- K(G);P-FLIGHT,XP(d)
- Vars
- R(i);N_GUARD::QAB(D)
- R(i);N_GUARD::QAR2(D),XP(h)
- S(a);N_GUARD::QAR2(D),XS(a)
- S(f);N_GUARD::R1(A),XS(f)
- S(f);N_GUARD::R1(A)
- P(h);N_GUARD::QAB1(D)
- Refutation
- S(f);CHECK
- Try
- S(E);
- Vars
- S(a);N_GUARD,XS(E)::QAR2(D)
- S(a);N_GUARD::QAR2(D),XS(a)
- S(f);N_GUARD::R1(A),XS(f)
- R(i);N_GUARD::QAB(D)
- R(i);N_GUARD::QAR2(D),XP(h)
- S(a);N_GUARD::QAR2(D)
- S(f);N_GUARD::R1(A)
- Refutation
- P(h);
- Try
- S(E);XP(d)
- Vars
- S(a);N_GUARD::QAR2(D),XS(a)
- S(f);N_GUARD::R1(A),XS(f)
- R(i);N_GUARD::QAB(D)
- R(i);N_GUARD::QAR2(D),XP(h)
- S(a);N_GUARD::QAR2(D)
- Refutation
- P(h);
- Try
- B(J);
- Vars
- P(h);N_GUARD::QAB1(D)
- R(i);N_GUARD::QAR2(D),XP(h)
- S(a);N_GUARD::QAR2(D),XS(a)
- S(f);N_GUARD::R1(A),XS(f)
- S(f);N_GUARD::R1(A)
- Refutation
- R(i);
- Try
- B(J);
- Threat
- QAB(D)
- Vars
- R(i);N_GUARD,XB(J)::QAR2(D),XP(h)
- R(i);N_GUARD::QAR2(D),XP(h)
- S(f);N_GUARD::R1(A),XS(f)
- S(f);N_GUARD::R1(A)
- Refutation
- R(i);
- Try
- R(A);
- Vars
- S(f);N_GUARD::R1(A),XS(f)
- R(i);N_GUARD::QAB(D)
- R(i);N_GUARD::QAR2(D),XP(h)
- S(a);N_GUARD::QAR2(D),XS(a)
- S(f);N_GUARD::R1(A)
- P(h);N_GUARD::QAB1(D)
- Refutation
- P(b);XR(A)
- Try
- R(A);
- Vars
- S(f);N_GUARD::R1(A),XS(f)
- R(i);N_GUARD::QAB(D)
- R(i);N_GUARD::QAR2(D),XP(h)
- S(a);N_GUARD::QAR2(D),XS(a)
- S(f);N_GUARD::R1(A)
- P(h);N_GUARD::QAB1(D)
- Refutation
- P(d);XR(A)
- Try
- R(A);
- Vars
- P(h);N_GUARD,XR(A)::QAB1(D)
- R(i);N_GUARD::QAB(D)
- R(i);N_GUARD::QAR2(D),XP(h)
- S(a);N_GUARD::QAR2(D),XS(a)
- S(f);N_GUARD::R1(A)
- P(h);N_GUARD::QAB1(D)
- Refutation
- P(g);XR(A)
- Try
- R(A);
- Vars
- S(f);N_GUARD::R1(A),XS(f)
- R(i);N_GUARD::QAB(D)
- S(a);N_GUARD::QAR2(D),XS(a)
- S(f);N_GUARD::R1(A)
- P(h);N_GUARD::QAB1(D)
- Refutation
- S(f);XR(A)
- Try
- R(A);
- Vars
- S(f);N_GUARD::R1(A),XS(f)
- R(i);N_GUARD::QAB(D)
- R(i);N_GUARD::QAR2(D),XP(h)
- S(a);N_GUARD::QAR2(D),XS(a)
- S(f);N_GUARD::R1(A)
- P(h);N_GUARD::QAB1(D)
- Refutation
- S(f);
- Try
- R(A);
- Vars
- R(i);N_GUARD,XR(A)::QAR2(D),XP(h)
- S(f);N_GUARD::R1(A),XS(f)
- R(i);N_GUARD::QAB(D)
- R(i);N_GUARD::QAR2(D),XP(h)
- S(a);N_GUARD::QAR2(D),XS(a)
- S(f);N_GUARD::R1(A)
- P(h);N_GUARD::QAB1(D)
- Refutation
- S(f);
- Try
- Q(D);
- Vars
- S(f);N_GUARD::R1(A),XS(f)
- R(i);N_GUARD::QAR2(D),XP(h)
- S(a);N_GUARD::QAR2(D),XS(a)
- S(f);N_GUARD::R1(A)
- P(h);N_GUARD::QAB1(D)
- Refutation
- R(i);
- Try
- Q(D);CHECK
- Refutation
- S(a);XQ(D)
- Try
- Q(D);
- Threat
- QAR1(D)
- Vars
- P(h);N_GUARD::QAB1(D)
- Refutation
- S(a);
- Try
- P(I);
- Vars
- R(i);N_GUARD::QAR2(D),XP(h)
- S(a);N_GUARD::QAR2(D),XS(a)
- S(f);N_GUARD::R1(A),XS(f)
- S(f);N_GUARD::R1(A)
- P(h);N_GUARD::QAB1(D)
- Refutation
- R(i);
- Try
- Actual
- S(E);
- Vars
- P(g);SBLOCK,XS(E)::R(A)
- P(h);SBLOCK,XS(E)::R(A)
- S(a);N_GUARD::QAR2(D),XS(a)
- P(h);SBLOCK::S(E)
- R(i);N_GUARD::QAB(D)
- R(i);N_GUARD::QAR2(D),XP(h)
- S(a);N_GUARD::QAR2(D)
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).