MESON Chess Problem Database
Problem Display
PID: 263045 (7q/P2B1NR1/3p1R1r/2Bk4/1p5p/3PrppK/b1Q2N2/5n2 w - - 0 1)
Murashev, Pavel Aleksandrovich
Slesarenko, Anatoly Vasilevich
3rd HM., SuperProblem, 2019
#2
10 + 11
| 6490 | yacpdb | 2022 |
SOLUTION
- SOUND
- Sets
- 1...Qxg7
- 2.a8Q#
- 2.a8B#
- 1...Qh7
- 2.a8Q#
- 2.a8B#
- 1...Rxd3
- 2.Rf5#
- 2.Rg5#
- 1...Re4
- 2.dxe4#
- 1...Rh5
- 2.Rxd6#
- 1...Rh7
- 2.Rxd6#
- 1...Bb1
- 2.Qc4#
- 1...Bc4
- 2.Qxc4#
- 1...b3
- 2.Qc4#
- 1...Qxg7
- Tries
- 1.Se4?
- threat
- 2.Rf5#
- 2.Rg5#
- 1...Qxg7
- 2.a8Q#
- 2.a8B#
- 1...Rxd3
- 2.Qxd3#
- 1...Rxe4
- 2.dxe4#
- 1...Rxf6
- 2.Sxf6#
- 1...dxc5
- 2.Qxc5#
- 1...Qh7
- 2.a8Q#
- 2.a8B#
- 1...Qg8
- 2.Rf5#
- 1...Rh5
- 2.Rxd6#
- 1...Rg6
- 2.Rf5#
- 1...Qe8!
- threat
- 1.Bxe3?
- threat
- 2.Bc6#
- 2.Be6#
- 2.Rf5#
- 2.Rg5#
- 2.Qc6#
- 1...Qxg7
- 2.Bc6#
- 2.Be6#
- 2.Qc6#
- 2.a8Q#
- 2.a8B#
- 1...Rxf6
- 2.Qc6#
- 1...Qh7
- 2.Bc6#
- 2.Be6#
- 2.Qc6#
- 2.a8Q#
- 2.a8B#
- 1...Qa8
- 2.Be6#
- 2.Rf5#
- 2.Rg5#
- 1...Qc8
- 2.Rf5#
- 2.Rg5#
- 1...Qe8
- 2.Qc6#
- 1...Qg8
- 2.Bc6#
- 2.Be6#
- 2.Rf5#
- 2.Qc6#
- 1...Rh5
- 2.Bc6#
- 2.Be6#
- 2.Rxd6#
- 2.Qc6#
- 1...Rg6
- 2.Bc6#
- 2.Be6#
- 2.Rf5#
- 2.Qc6#
- 1...Bc4
- 2.Rf5#
- 2.Rg5#
- 2.Qxc4#
- 2.dxc4#
- 1...Sxe3!
- threat
- 1.Bxd6?
- threat
- 2.Qc5#
- 1...Kd4
- 2.Qc5#
- 1...Bc4
- 2.Qxc4#
- 1...Qc8!
- threat
- 1.Rf4?
- threat
- 2.Rd4#
- 1...Qxg7
- 2.a8Q#
- 2.a8B#
- 1...Rxd3
- 2.Rf5#
- 1...Bc4
- 2.Qxc4#
- 1...Re4
- 2.dxe4#
- 1...dxc5!
- threat
- 1.Qc3?
- threat
- 2.Qd4#
- 1...Rxd3
- 2.Rf5#
- 2.Rg5#
- 1...dxc5
- 2.Bc6#
- 1...Re4
- 2.dxe4#
- 1...bxc3!
- threat
- 1.Se4?
- Keys
- 1.Rg4!
- threat
- 2.Rd4#
- 1...Qxf6
- 2.a8Q#
- 2.a8B#
- 1...Rxd3
- 2.Rg5#
- 1...dxc5
- 2.Bc6#
- 1...Bc4
- 2.Qxc4#
- 1...Re4
- 2.dxe4#
- threat
- 1.Rg4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 4
- Sets
- Q(k);N_GUARD,XR(J)::P=Q
- Q(k);N_GUARD::P=Q
- R(c);OGATE::P(C),XR(c)
- R(j);N_GUARD::R1(F),XP(i)
- B(b);N_GUARD::QAB1(A)
- B(b);N_GUARD::QAB1(A),XB(b)
- P(f);S_CUTB(b)::QAB1(A)
- Tries
- Try
- S(B);
- Threat
- DUALS(2)
- Vars
- Q(k);N_GUARD,XR(J)::P=Q
- R(c);OGATE,XP(C)::QAR2(A),XR(c)
- R(c);OGATE,XS(B)::P(C),XR(c)
- R(j);XR(F)::S(B),XR(j)
- P(i);OGATE,XB(E)::QAR1(A),XP(i)
- Q(k);N_GUARD::P=Q
- Q(k);::R(F)
- R(j);N_GUARD::R1(F),XP(i)
- R(j);::R(F)
- Refutation
- Q(k);
- Try
- B(E);XR(c)
- Threat
- DUALS(5)
- Vars
- R(j);XR(F)::QAB1(A)
- Q(k);::QAB1(A)
- Refutation
- S(a);XB(E)
- Try
- B(E);XP(i)
- Threat
- QAR1(A)
- Vars
- K(h);P-FLIGHT::QAB1(A)
- B(b);N_GUARD::QAB1(A),XB(b)
- Refutation
- Q(k);P_PINB(H)
- Try
- R(F);
- Threat
- R1(F)
- Vars
- Q(k);N_GUARD,XR(J)::P=Q
- R(c);N_GUARD,XP(C)::R(F)
- B(b);N_GUARD::QAB1(A),XB(b)
- R(c);OGATE::P(C),XR(c)
- Refutation
- P(i);XB(E)
- Try
- Q(A);
- Threat
- QAR1(A)
- Vars
- P(i);XB(E)::B(H)
- R(c);OGATE::P(C),XR(c)
- Refutation
- P(f);XQ(A)
- Try
- Actual
- R(J);
- Threat
- R1(J)
- Vars
- Q(k);N_GUARD,XR(F)::P=Q
- R(c);N_GUARD,XP(C)::R(J)
- P(i);XB(E)::B(H)
- B(b);N_GUARD::QAB1(A),XB(b)
- R(c);OGATE::P(C),XR(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).