MESON Chess Problem Database
Problem Display
PID: 56115 (K1Bn2rn/4p3/p3Rb2/3pNk1P/r6R/q5pP/1p1BQ3/1b3N2 w - - 0 1)
Vakhlakov, Yuri Nikolaevich
3rd Prize, Galitzky MT, 1964
#2
10 + 13
| 3747 | FIDE Album (1962-1964) | 1968 |
| 56 | The Problemist | 2011 |
| 133 | The Problemist Supplement | 2015 |
SOLUTION
- SOUND
- Sets
- 1...Bxe5
- 2.Qxe5#
- 1...Bxe5
- Tries
- 1.Sd3?
- threat
- 2.Re5#
- 1...Bxh4
- 2.Qe5#
- 1...Sxe6
- 2.Qxe6#
- 1...Bd4
- 2.Qf3#
- 1...Be5
- 2.Qxe5#
- 1...Bg5
- 2.Sxg3#
- 2.Qe5#
- 1...Bg7
- 2.Sxg3#
- 1...Bc3!
- threat
- 1.Sc4?
- threat
- 2.Re5#
- 1...Bxh4
- 2.Qe5#
- 1...Sxe6
- 2.Qxe6#
- 1...Bc3
- 2.Qf3#
- 1...Be5
- 2.Qxe5#
- 1...Bg5
- 2.Qg4#
- 2.Qe5#
- 1...Bg7
- 2.Qg4#
- 1...Bd4!
- threat
- 1.Sg4?
- threat
- 2.Sh6#
- 2.Re5#
- 2.Rxf6#
- 1...Raxg4
- 2.Re5#
- 1...Rgxg4
- 2.Re5#
- 1...Bxh4
- 2.Sh6#
- 2.Re5#
- 2.Rf6#
- 2.Qe5#
- 1...Sxe6
- 2.Sh6#
- 2.Qxe6#
- 1...Rf4
- 2.Re5#
- 1...Rg6
- 2.Re5#
- 2.Rxf6#
- 1...Bc3
- 2.Sxg3#
- 2.Sh6#
- 2.Re5#
- 2.Rf6#
- 1...Bd4
- 2.Sh6#
- 2.Re5#
- 2.Rf6#
- 1...Be5
- 2.Sh6#
- 2.Rxe5#
- 2.Rf6#
- 2.Qxe5#
- 1...Bg5
- 2.Re5#
- 2.Rf6#
- 2.Qe5#
- 1...Bg7
- 2.Re5#
- 2.Rf6#
- 1...Sdf7
- 2.Re5#
- 2.Rxf6#
- 1...Shf7
- 2.Re5#
- 2.Rxf6#
- 1...Qe3!
- threat
- 1.Sg6?
- threat
- 2.Re5#
- 1...Bxh4
- 2.Qe5#
- 1...Sxe6
- 2.Qxe6#
- 1...Bc3
- 2.Sxg3#
- 1...Bd4
- 2.Qg4#
- 1...Be5
- 2.Qxe5#
- 1...Bg5
- 2.Qe5#
- 1...Bg7!
- threat
- 1.Sf7?
- threat
- 2.Sh6#
- 2.Re5#
- 1...Bxh4
- 2.Sh6#
- 2.Qe5#
- 1...Sxe6
- 2.Sh6#
- 2.Qxe6#
- 1...Sdxf7
- 2.Re5#
- 1...Shxf7
- 2.Re5#
- 1...Bc3
- 2.Se3#
- 2.Sh6#
- 1...Qe3
- 2.Sxe3#
- 2.Re5#
- 1...Rf4
- 2.Rxf4#
- 2.Re5#
- 1...Rg6
- 2.Re5#
- 1...Bd4
- 2.Sh6#
- 2.Rf4#
- 1...Be5
- 2.Sh6#
- 2.Qxe5#
- 1...Bg5
- 2.Qe5#
- 1...Bg7!
- threat
- 1.Qf3+?
- 1...Rf4
- 2.Qxf4#
- 1...Qxf3!
- 1...Rf4
- 1.Sd3?
- Keys
- 1.Sf3!
- threat
- 2.Re5#
- 1...Bxh4
- 2.Qe5#
- 1...Sxe6
- 2.Qxe6#
- 1...Bc3
- 2.Se3#
- 1...Bd4
- 2.Rf4#
- 1...Be5
- 2.Qxe5#
- 1...Bg5
- 2.Sxg3#
- 2.Qe5#
- 1...Bg7
- 2.Sxg3#
- threat
- 1.Sf3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 0
- Sets
- B(i);OGATE,XS(F)::QAR1(C),XB(i)
- Tries
- Try
- S(F);
- Threat
- B(J)+R(H),DCHECK
- Vars
- B(i);N_GUARD,XR(E)::QAR1(C)
- S(k);OGATE,P_PINB(J),P_SPINS(k),XR(H)::QAB1(C),XS(k)
- B(i);S_CUTR(e)::QAR2(C)
- B(i);N_GUARD::QAR1(C),XB(i)
- B(i);S_CUTR(l)::S(A),XP(d)
- Refutation
- B(i);
- Try
- S(F);
- Threat
- B(J)+R(H),DCHECK
- Vars
- B(i);N_GUARD,XR(E)::QAR1(C)
- S(k);OGATE,P_PINB(J),P_SPINS(k),XR(H)::QAB1(C),XS(k)
- B(i);S_CUTQ(c)::QAR2(C)
- B(i);N_GUARD::QAR1(C),XB(i)
- B(i);S_CUTR(l)::QAB1(C)
- Refutation
- B(i);
- Try
- S(F);
- Threat
- DUALS(3)
- Vars
- R(e);XS(F)::B(J)+R(H),DCHECK
- R(l);XS(F)::B(J)+R(H),DCHECK
- R(e);::B(J)+R(H),DCHECK
- Refutation
- Q(c);
- Try
- S(F);
- Threat
- B(J)+R(H),DCHECK
- Vars
- B(i);N_GUARD,XR(E)::QAR1(C)
- S(k);OGATE,P_PINB(J),P_SPINS(k),XR(H)::QAB1(C),XS(k)
- B(i);S_CUTQ(c)::S(A),XP(d)
- B(i);S_CUTR(e)::QAB1(C)
- B(i);N_GUARD::QAR1(C),XB(i)
- B(i);N_GUARD::QAR1(C)
- Refutation
- B(i);
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- S(k);P_PINB(J),XS(F)::B(J)+R(H),DCHECK
- S(m);XS(F)::B(J)+R(H),DCHECK
- R(l);::B(J)+R(H),DCHECK
- B(i);N_GUARD::QAR1(C)
- Refutation
- B(i);
- Try
- Q(C);CHECK
- Vars
- R(e);N_GUARD,P_SPINR(e)::QAR1(C),XR(e)
- Refutation
- Q(c);XQ(C)
- Try
- Actual
- S(F);
- Threat
- B(J)+R(H),DCHECK
- Vars
- B(i);N_GUARD,XR(E)::QAR1(C)
- S(k);OGATE,P_PINB(J),P_SPINS(k),XR(H)::QAB1(C),XS(k)
- B(i);S_CUTQ(c)::S(A)
- B(i);S_CUTR(e)::R1(E)
- B(i);N_GUARD::QAR1(C),XB(i)
- B(i);S_CUTR(l)::S(A),XP(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).