MESON Chess Problem Database
Problem Display
PID: 262736 (4qN2/6R1/2Qp1pnK/2P5/rRNbrk1B/p3p1pB/4P3/8 w - - 0 1)
Khramtsevich, Mikhail Nikolaevich
4th HM., SuperProblem, 2018
#2
10 + 11
| 6490 | yacpdb | 2022 |
SOLUTION
- SOUND
- Sets
- 1...Qxc6
- 2.Sxg6#
- 1...Qd7
- 2.Sxg6#
- 1...Qe5
- 2.Sxg6#
- 1...Qe6
- 2.Sxg6#
- 1...Qe7
- 2.Sxg6#
- 1...Qa8
- 2.Sxg6#
- 1...Qb8
- 2.Sxg6#
- 1...Qc8
- 2.Sxg6#
- 1...Qd8
- 2.Sxg6#
- 1...Re5
- 2.Qf3#
- 1...Re6
- 2.Qf3#
- 1...Re7
- 2.Qf3#
- 1...Se5
- 2.Bxg3#
- 1...Se7
- 2.Bxg3#
- 1...Sxf8
- 2.Bxg3#
- 1...Sh8
- 2.Bxg3#
- 1...f5
- 2.Bg5#
- 1...Qxc6
- Tries
- 1.Se6+?
- 1...Rxe6
- 2.Qf3#
- 1...Qxe6!
- 1...Rxe6
- 1.Rxg6?
- threat
- 2.Bxg3#
- 1...Qxg6+
- 2.Sxg6#
- 1...g2
- 2.Bg3#
- 1...Qxf8+!
- threat
- 1.Qd5?
- threat
- 2.Qf5#
- 1...Sxh4
- 2.Rg4#
- 1...Qd7
- 2.Sxg6#
- 1...Qe5
- 2.Sxg6#
- 1...Qe6
- 2.Sxg6#
- 1...Qc8
- 2.Sxg6#
- 1...Re5
- 2.Qf3#
- 1...Se5
- 2.Bxg3#
- 1...Se7
- 2.Bxg3#
- 2.Rg4#
- 1...f5
- 2.Bg5#
- 2.Qxf5#
- 1...Be5!
- threat
- 1.Qd7?
- threat
- 2.Qg4#
- 2.Qf5#
- 1...Qxd7
- 2.Sxg6#
- 1...Sxh4
- 2.Rg4#
- 2.Qg4#
- 1...Re5
- 2.Qg4#
- 1...Qe5
- 2.Sxg6#
- 2.Qg4#
- 1...Qe6
- 2.Sxg6#
- 1...Qc8
- 2.Sxg6#
- 1...Se5
- 2.Bxg3#
- 2.Qf5#
- 1...Se7
- 2.Bxg3#
- 2.Rg4#
- 2.Qg4#
- 1...f5
- 2.Bg5#
- 2.Qxf5#
- 1...Re6!
- threat
- 1.Qc8?
- threat
- 2.Qg4#
- 2.Qf5#
- 1...Qxc8
- 2.Sxg6#
- 1...Sxh4
- 2.Rg4#
- 2.Qg4#
- 1...Re5
- 2.Qg4#
- 1...Qd7
- 2.Sxg6#
- 1...Qe5
- 2.Sxg6#
- 2.Qg4#
- 1...Qe6
- 2.Sxg6#
- 1...Se5
- 2.Bxg3#
- 2.Qf5#
- 1...Se7
- 2.Bxg3#
- 2.Rg4#
- 2.Qg4#
- 1...f5
- 2.Bg5#
- 2.Qxf5#
- 1...Re6!
- threat
- 1.Se6+?
- Keys
- 1.Se5!
- threat
- 2.Sd3#
- 1...Kxe5
- 2.Qxd6#
- 1...Qxe5
- 2.Sxg6#
- 1...Rxe5
- 2.Qf3#
- 1...Bxe5
- 2.Qxe4#
- 1...Sxe5
- 2.Bxg3#
- 1...dxe5
- 2.Qxf6#
- 1...fxe5
- 2.Bg5#
- threat
- 1.Se5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 14
- Sets
- Q(k);N_GUARD,XQ(G)::S(J),XS(j)
- Q(k);N_GUARD::S(J),XS(j)
- R(f);OGATE::QAR1(G)
- S(j);::B(E),XP(c)
- S(j);XS(J)::B(E),XP(c)
- P(i);N_GUARD::B(E)
- Tries
- Try
- S(J);CHECK
- Vars
- R(f);OGATE,XS(J)::QAR1(G)
- Refutation
- Q(k);XS(J)
- Try
- R(I);XS(j)
- Threat
- B(E),XP(c)
- Vars
- Q(k);CHECK,XR(I)::S(J),XQ(k)
- P(c);::B(E)
- Refutation
- Q(k);CHECK,XS(J)
- Try
- Q(G);
- Threat
- QAR1(G)
- Vars
- S(j);OGATE,XB(E)::R1(I)
- Q(k);N_GUARD::S(J),XS(j)
- R(f);OGATE::QAR1(G)
- S(j);::B(E),XP(c)
- Refutation
- B(e);
- Try
- Q(G);
- Threat
- DUALS(2)
- Vars
- Q(k);N_GUARD,XQ(G)::S(J),XS(j)
- R(f);::QAR1(G)
- Q(k);N_GUARD::S(J),XS(j)
- Refutation
- R(f);
- Try
- Q(G);
- Threat
- DUALS(2)
- Vars
- Q(k);N_GUARD,XQ(G)::S(J),XS(j)
- R(f);::QAR1(G)
- Q(k);N_GUARD::S(J),XS(j)
- Refutation
- R(f);
- Try
- Actual
- S(D);
- Threat
- S(D)
- Vars
- K(g);OGATEB,S_FLIGHT,XS(D)::QAB1(G),XP(h)
- Q(k);N_GUARD,XS(D)::S(J),XS(j)
- R(f);OGATE,P_SPINB(e),SBLOCK,XS(D)::QAR1(G)
- B(e);P_SPINR(f),XS(D)::QAR1(G),XR(f)
- S(j);SBLOCK,XS(D)::B(E),XP(c)
- P(h);OGATE,XS(D)::QAR2(G),XP(i)
- P(i);N_GUARD,SBLOCK,XS(D)::B(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).