MESON Chess Problem Database
Problem Display
PID: 242813 (2b1rR2/2N5/3p1R2/3Bk3/1K3Nq1/3pP3/6PQ/8 w - - 0 1)
Bakcsi, Gyorgy
idee & form, 1988
#2
9 + 6
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Qd1
- 2.Se2#
- 2.Sxd3#
- 2.Sh3#
- 2.Sh5#
- 2.Sfe6#
- 2.Sg6#
- 1...Qe2
- 2.Sxe2#
- 2.Sxd3#
- 2.Sh3#
- 2.Sh5#
- 2.Sfe6#
- 2.Sg6#
- 1...Qf3
- 2.Sxd3#
- 2.Sg6#
- 1...Qh3
- 2.Sxd3#
- 2.Sxh3#
- 2.Sg6#
- 1...Qf5
- 2.Sxd3#
- 2.Sg6#
- 1...Qh5
- 2.Sxd3#
- 2.Sh3#
- 2.Sxh5#
- 2.Sg6#
- 1...Qe6
- 2.Se2#
- 2.Sxd3#
- 2.Sh3#
- 2.Sh5#
- 2.Sfxe6#
- 2.Sg6#
- 1...Qd7
- 2.Se2#
- 2.Sxd3#
- 2.Sh3#
- 2.Sh5#
- 2.Sfe6#
- 2.Sg6#
- 1...Qxg2
- 2.Sxg2#
- 2.Sxd3#
- 2.Sg6#
- 1...Qg3
- 2.Sxd3#
- 2.Sg6#
- 1...Qxf4+
- 2.Qxf4#
- 1...Qg5
- 2.Sxd3#
- 2.Sg6#
- 1...Qg6
- 2.Sxd3#
- 2.Sxg6#
- 1...Qg7
- 2.Sxd3#
- 2.Sg6#
- 1...Qg8
- 2.Sxd3#
- 2.Sg6#
- 1...Qd1
- Tries
- 1.Ka3?
- threat
- 2.Sxd3#
- 2.Sg6#
- 1...Qxf4
- 2.Qxf4#
- 1...Qg6
- 2.Sxd3#
- 2.Sxg6#
- 1...d2
- 2.Sd3#
- 2.Sg6#
- 1...Rxf8!
- threat
- 1.Kc3?
- threat
- 2.Sxd3#
- 2.Sg6#
- 1...Qxf4
- 2.Qxf4#
- 2.exf4#
- 1...Qg6
- 2.Sxd3#
- 2.Sxg6#
- 1...d2
- 2.Sd3#
- 2.Sg6#
- 1...Rxf8!
- threat
- 1.Ka5?
- threat
- 2.Sxd3#
- 2.Sg6#
- 1...Qxf4
- 2.Qxf4#
- 1...Qg6
- 2.Sxd3#
- 2.Sxg6#
- 1...d2
- 2.Sd3#
- 2.Sg6#
- 1...Rxf8!
- threat
- 1.Rf5+?
- 1...Qxf5
- 2.Sxd3#
- 2.Sg6#
- 1...Bxf5!
- 1...Qxf5
- 1.Qh1?
- threat
- 2.Qa1#
- 1...Qxg2
- 2.Sxd3#
- 1...Qd1
- 2.Sg6#
- 1...Qe2
- 2.Sg6#
- 1...Qxf4+!
- threat
- 1.Qh5+?
- 1...Qf5
- 2.Sxd3#
- 2.Sg6#
- 1...Qxh5
- 2.Sxd3#
- 1...Qg5
- 2.Sxd3#
- 2.Sg6#
- 1...Bf5!
- 1...Qf5
- 1.Qh8?
- threat
- 2.Rf5#
- 2.Re6#
- 2.Rg6#
- 1...Qxf4+
- 2.Rxf4#
- 1...Qh4
- 2.Rf5#
- 2.Re6#
- 1...Qh3
- 2.Sxd3#
- 2.Sg6#
- 2.Rf5#
- 2.Re6#
- 2.Rh6#
- 1...Qf5
- 2.Rxf5#
- 2.Re6#
- 1...Qh5
- 2.Sxd3#
- 2.Rf5#
- 2.Re6#
- 2.Rh6#
- 1...Qe6
- 2.Sxd3#
- 2.Sg6#
- 2.Rf5#
- 2.Rxe6#
- 1...Qd7
- 2.Sxd3#
- 2.Sg6#
- 2.Rf5#
- 2.Re6#
- 2.R6f7#
- 1...Qg5
- 2.Sxd3#
- 2.Rf5#
- 2.Re6#
- 1...Qg6
- 2.Sxg6#
- 2.Rf5#
- 2.Re6#
- 2.Rxg6#
- 1...Qg7
- 2.Sxd3#
- 1...Qg8
- 2.Sxd3#
- 2.Rf5#
- 2.Re6#
- 1...Re6
- 2.Rf5#
- 2.Rxe6#
- 1...Re7
- 2.Rf5#
- 2.Re6#
- 1...Bf5
- 2.Rxf5#
- 2.Re6#
- 2.Rg6#
- 1...Be6
- 2.Rf5#
- 2.Rxe6#
- 2.Rg6#
- 1...Rxf8!
- threat
- 1.g3?
- threat
- 2.Qb2#
- 1...Qxf4+
- 2.gxf4#
- 1...Qe2
- 2.Sg6#
- 1...d2!
- threat
- 1.Ka3?
- Keys
- 1.Qg1!
- threat
- 2.Qa1#
- 1...Qxf4+
- 2.exf4#
- 1...Qxg2
- 2.Sxd3#
- 1...Qd1
- 2.Sg6#
- 1...Qe2
- 2.Sg6#
- threat
- 1.Qg1!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- Q(b);CHECK,OGATE,P_SPINQ(b),XS(E)::QAB1(B),XQ(b)
- Tries
- Try
- K(D);N_SPINS(E),S_FLIGHT
- Threat
- DUALS(2)
- Vars
- Q(b);OGATE,P_SPINQ(b),XS(E)::QAB1(B),XQ(b)
- Refutation
- R(f);XR(I)
- Try
- K(D);N_SPINS(E),S_FLIGHT
- Threat
- DUALS(2)
- Refutation
- R(f);XR(I)
- Try
- K(D);N_SPINS(E),S_FLIGHT
- Threat
- DUALS(2)
- Vars
- Q(b);OGATE,P_SPINQ(b),XS(E)::QAB1(B),XQ(b)
- Refutation
- R(f);XR(I)
- Try
- R(G);CHECK
- Refutation
- B(e);XR(G)
- Try
- Q(B);
- Threat
- QAB(B)
- Vars
- Q(b);N_PINS(E),XP(A)::S(E),XP(a)
- Q(b);N_PINS(E)::S(E)
- Refutation
- Q(b);CHECK,XS(E)
- Try
- Q(B);CHECK
- Vars
- Q(b);N_PINS(E),XQ(B)::S(E),XP(a)
- Refutation
- B(e);P_SPINB(e)
- Try
- Q(B);
- Threat
- DUALS(3)
- Vars
- Q(b);CHECK,OGATE,XS(E)::QAB(B)+R(G),XQ(b)
- Q(b);N_PINS(E)::S(E),XP(a)
- Refutation
- R(f);XR(I)
- Try
- P(A);
- Threat
- QAB(B)
- Vars
- Q(b);CHECK,OGATE,XS(E)::P(A),XQ(b)
- Q(b);N_PINS(E)::S(E)
- Refutation
- P(a);
- Try
- Actual
- Q(B);
- Threat
- QAB(B)
- Vars
- Q(b);CHECK,OGATE,XS(E)::P(C),XQ(b)
- Q(b);N_PINS(E),XP(A)::S(E),XP(a)
- Q(b);N_PINS(E)::S(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).