MESON Chess Problem Database
Problem Display
PID: 264013 (8/3p1N2/3B1Qn1/2p2b1r/2P3R1/3P1k1r/1p4R1/bK1N4 w - - 0 1)
Hartong, Jan
Kardos, Tivadar
Tijdschrift vd KNSB, 1954
#2
9 + 9
| 6490 | yacpdb | 2022 |
SOLUTION
- SOUND
- Sets
- 1...Rh1
- 2.R4g3#
- 1...Rh2
- 2.R4g3#
- 1...Rg3
- 2.R4xg3#
- 1...R3h4
- 2.R4g3#
- 1...R5h4
- 2.Sg5#
- 1...Rg5
- 2.Sxg5#
- 1...Rh6
- 2.Sg5#
- 1...Rh7
- 2.Sg5#
- 1...Rh8
- 2.Sg5#
- 1...Sf4
- 2.Se5#
- 1...Sh4
- 2.Se5#
- 1...Se5
- 2.Sxe5#
- 1...Se7
- 2.Se5#
- 1...Sf8
- 2.Se5#
- 1...Sh8
- 2.Se5#
- 1...Rh1
- Tries
- 1.Sh6?
- threat
- 2.Rf2#
- 1...Rh2
- 2.R4g3#
- 1...Rxh6!
- threat
- 1.Rg5?
- threat
- 2.Rf2#
- 1...Rh2
- 2.R5g3#
- 1...Rxg5!
- threat
- 1.Rxg6?
- threat
- 2.Rf2#
- 1...Rh2
- 2.R6g3#
- 1...Rg5!
- threat
- 1.Qd4?
- threat
- 2.Rf2#
- 2.Qf2#
- 2.Qe3#
- 1...Bxd3+
- 2.Qxd3#
- 1...Bxg4
- 2.Rf2#
- 2.Qf2#
- 2.Qe4#
- 2.Qxg4#
- 1...Rg3
- 2.Rf2#
- 2.R4xg3#
- 1...Rh2
- 2.R4g3#
- 2.Qf2#
- 2.Qe3#
- 1...Be4
- 2.Qf2#
- 2.Qe3#
- 2.Qxe4#
- 1...Sf4
- 2.Se5#
- 2.Qf2#
- 2.Qe3#
- 2.Qxf4#
- 1...cxd4!
- threat
- 1.Qh4?
- threat
- 2.Rf2#
- 2.Qf2#
- 1...R3xh4
- 2.R4g3#
- 1...R5xh4
- 2.Sg5#
- 1...Sxh4
- 2.Se5#
- 1...Rg3
- 2.Rf2#
- 2.R4xg3#
- 2.Qxg3#
- 1...Rh2
- 2.R4g3#
- 2.Qf2#
- 2.Qg3#
- 1...Bxd3+!
- threat
- 1.Qe5?
- threat
- 2.Qe2#
- 2.Qe3#
- 1...Bxg4
- 2.Rf2#
- 2.Qe2#
- 2.Qe4#
- 1...Sxe5
- 2.Sxe5#
- 1...Rg3
- 2.R2xg3#
- 2.R4xg3#
- 2.Qxg3#
- 2.Qe2#
- 1...Be4
- 2.Qxe4#
- 1...Sf4
- 2.Qxf4#
- 2.Qe3#
- 1...Bxd3+!
- threat
- 1.Qg5?
- threat
- 2.Rf2#
- 2.Qe3#
- 1...Rxg5
- 2.Sxg5#
- 1...Bxg4
- 2.Rf2#
- 2.Qxg4#
- 1...Rg3
- 2.Rf2#
- 2.R4xg3#
- 1...Rh2
- 2.R4g3#
- 2.Qe3#
- 1...Sf4
- 2.Se5#
- 2.Rf2#
- 2.Rxf4#
- 2.Qxf4#
- 1...Bxd3+!
- threat
- 1.Qxf5+?
- 1...Sf4
- 2.Se5#
- 2.Rf2#
- 2.Qe4#
- 2.Qxf4#
- 1...Rxf5!
- 1...Sf4
- 1.Qxg6?
- threat
- 2.Se5#
- 2.Rf2#
- 2.Rf4#
- 1...Bxd3+
- 2.Qxd3#
- 1...Bxg4
- 2.Rf2#
- 2.Qe4#
- 2.Qxg4#
- 1...Rg3
- 2.Rf2#
- 2.R4xg3#
- 1...R5h4
- 2.Se5#
- 2.Sg5#
- 2.Rf2#
- 2.Qxf5#
- 1...Rh2
- 2.Se5#
- 2.R4g3#
- 2.Rf4#
- 1...R3h4
- 2.Se5#
- 2.Rf2#
- 2.R4g3#
- 1...Rg5
- 2.Se5#
- 2.Sxg5#
- 1...Be4
- 2.Rf2#
- 2.Rf4#
- 2.Qxe4#
- 1...Be6
- 2.Rf2#
- 2.Rf4#
- 2.Qe4#
- 1...Bxg6!
- threat
- 1.Sh6?
- Keys
- 1.Qc3!
- 1...Bxd3+
- 2.Qxd3#
- 1...Bxg4
- 2.Rf2#
- 1...Rg3
- 2.R4xg3#
- 1...R5h4
- 2.Sg5#
- 1...Rh1
- 2.R4g3#
- 1...Rh2
- 2.R4g3#
- 1...R3h4
- 2.R4g3#
- 1...Rg5
- 2.Sxg5#
- 1...Rh6
- 2.Sg5#
- 1...Rh7
- 2.Sg5#
- 1...Rh8
- 2.Sg5#
- 1...Be4
- 2.dxe4#
- 1...Be6
- 2.d4#
- 1...Sf4
- 2.Se5#
- 1...Sh4
- 2.Se5#
- 1...Se5
- 2.Sxe5#
- 1...Se7
- 2.Se5#
- 1...Sf8
- 2.Se5#
- 1...Sh8
- 2.Se5#
- 1...Bxd3+
- 1.Qc3!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 0
- Sets
- R(d);N_GUARD,P_PINS(B)::R1(F)
- R(d);N_GUARD::R1(F)
- R(d);N_GUARD::R1(F),XR(d)
- R(g);N_GUARD::S(I)
- R(g);N_GUARD::S(I),XR(g)
- S(h);N_GUARD,N_SPINB(f)::S(I)
- S(h);N_GUARD::S(I)
- S(h);N_GUARD::S(I),XS(h)
- Tries
- Try
- S(I);
- Threat
- R1(C)
- Vars
- R(d);N_GUARD::R1(F)
- Refutation
- R(g);XS(I)
- Try
- R(F);
- Threat
- R1(C)
- Vars
- R(d);N_GUARD::R1(F)
- Refutation
- R(g);XR(F)
- Try
- R(F);XS(h)
- Threat
- R1(C)
- Vars
- R(d);N_GUARD::R1(F)
- Refutation
- R(g);
- Try
- Q(H);N_PINB(f)
- Threat
- DUALS(3)
- Vars
- B(f);CHECK,OGATE,XP(D)::QAR2(H),XB(f)
- Refutation
- P(e);XQ(H)
- Try
- Q(H);N_PINB(f)
- Threat
- DUALS(2)
- Vars
- R(d);N_GUARD,XQ(H)::R1(F)
- R(g);N_GUARD,XQ(H)::S(I)
- S(h);N_GUARD,XQ(H)::S(I)
- Refutation
- B(f);CHECK,XP(D)
- Try
- Q(H);N_PINB(f)
- Threat
- DUALS(2)
- Vars
- S(h);XQ(H)::S(I),XS(h)
- B(f);N_GUARD::QAB1(H),XB(f)
- Refutation
- B(f);CHECK,XP(D)
- Try
- Q(H);N_PINB(f)
- Threat
- DUALS(2)
- Vars
- R(g);XQ(H)::S(I),XR(g)
- Refutation
- B(f);CHECK,XP(D)
- Try
- Q(H);CHECK,N_SPINP(D),XB(f)
- Refutation
- R(g);XQ(H)
- Try
- Q(H);N_PINB(f),XS(h)
- Threat
- DUALS(3)
- Vars
- B(f);CHECK,OGATE,XP(D)::QAR2(H),XB(f)
- Refutation
- B(f);XQ(H)
- Try
- Actual
- Q(H);N_PINB(f)
- Vars
- B(f);CHECK,OGATE,P_SPINB(f),XP(D)::QAR2(H),XB(f)
- B(f);N_PINP(D),SBLOCK,XR(F)::R1(C)
- R(d);N_GUARD::R1(F),XR(d)
- R(g);N_GUARD::S(I)
- R(d);N_GUARD,P_PINS(B)::R1(F)
- R(d);N_GUARD::R1(F)
- R(g);N_GUARD::S(I),XR(g)
- B(f);::QAR(H)+P(D),XB(f)
- B(f);N_PINP(D)::QAR(H)+P(D)
- S(h);N_GUARD::S(I)
- S(h);N_GUARD::S(I),XS(h)
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).