MESON Chess Problem Database
Problem Display
PID: 237013 (KR6/p2p3B/2p5/5N2/1Bp5/Q1PR3p/3P3b/Nk2r1qr w - - 0 1)
Haring, Jacobus
1st Prize, Schakend Nederland, 1985-1986
#2
10 + 10
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Qf1
- 2.Bd6#
- 1...Qg2
- 2.Bd6#
- 1...Qg3
- 2.Bd6#
- 1...Qg4
- 2.Bd6#
- 1...Qg5
- 2.Bd6#
- 1...Qg6
- 2.Bd6#
- 1...Qg7
- 2.Bd6#
- 1...Re3
- 2.Bd6#
- 1...Re5
- 2.Bc5#
- 1...d6
- 2.Bc5#
- 1...Qf1
- Tries
- 1.Sg3?
- threat
- 2.Bc5#
- 2.Re3#
- 1...Qxg3
- 2.Bd6#
- 1...Bxg3
- 2.Re3#
- 1...cxd3
- 2.Bc5#
- 2.Bxd3#
- 1...Qf2
- 2.Bc5#
- 1...Qe3
- 2.Bc5#
- 2.Rxe3#
- 1...Qd4
- 2.Bc5#
- 1...Qc5
- 2.Bxc5#
- 1...Qb6
- 2.Re3#
- 1...Qf1
- 2.Ba5#
- 2.Bc5#
- 2.Bd6#
- 2.Be7#
- 2.Bf8#
- 1...Qg2
- 2.Ba5#
- 2.Bc5#
- 2.Bd6#
- 2.Be7#
- 2.Bf8#
- 1...Rc1
- 2.Bc5#
- 1...Rf1
- 2.Bc5#
- 2.Rf3#
- 1...Re3
- 2.Ba5#
- 2.Bc5#
- 2.Bd6#
- 2.Be7#
- 2.Bf8#
- 2.Rxe3#
- 1...Re4
- 2.Bc5#
- 1...Re5
- 2.Bc5#
- 1...Re6
- 2.Bc5#
- 1...Re7
- 2.Bc5#
- 1...c5
- 2.Ba5#
- 2.Bxc5#
- 2.Re3#
- 1...Re8!
- threat
- 1.Re3?
- threat
- 2.Sg3#
- 2.Bd6#
- 1...Qxe3
- 2.Sxe3#
- 1...Rxe3
- 2.Bd6#
- 1...Bxb8
- 2.Sg3#
- 1...Qf2
- 2.Bd6#
- 1...Qf1
- 2.Bd6#
- 1...Qg2
- 2.Bd6#
- 1...Qg3
- 2.Sxg3#
- 2.Bd6#
- 1...Qg4
- 2.Bd6#
- 1...Qg5
- 2.Bd6#
- 1...Qg6
- 2.Bd6#
- 1...Qg7
- 2.Sxg7#
- 2.Bd6#
- 1...Rc1
- 2.Bd6#
- 1...Rf1
- 2.Bd6#
- 1...Bg3
- 2.Sxg3#
- 2.Sd4#
- 2.Sh4#
- 2.Sd6#
- 2.Sh6#
- 2.Se7#
- 2.Sg7#
- 2.Bd6#
- 1...Bd6
- 2.Sg3#
- 2.Bxd6#
- 1...Bc7
- 2.Sg3#
- 1...c5
- 2.Sg3#
- 1...d6
- 2.Sg3#
- 2.Ba5#
- 2.Bc5#
- 2.Bxd6#
- 1...Qg8!
- threat
- 1.Qa2+?
- 1...Kc1
- 2.Qc2#
- 1...Kxa2!
- 1...Kc1
- 1.Sg3?
- Keys
- 1.Rg3!
- threat
- 2.Se3#
- 2.Bc5#
- 1...Qxg3
- 2.Bd6#
- 1...Bxg3
- 2.Se3#
- 1...Qb6
- 2.Se3#
- 1...Qf2
- 2.Bc5#
- 1...Qe3
- 2.Sxe3#
- 2.Bc5#
- 1...Qd4
- 2.Bc5#
- 1...Qc5
- 2.Bxc5#
- 1...Qf1
- 2.Ba5#
- 2.Bc5#
- 2.Bd6#
- 2.Be7#
- 2.Bf8#
- 1...Qg2
- 2.Ba5#
- 2.Bc5#
- 2.Bd6#
- 2.Be7#
- 2.Bf8#
- 1...Rc1
- 2.Bc5#
- 1...Rf1
- 2.Bc5#
- 1...Re3
- 2.Sxe3#
- 2.Ba5#
- 2.Bc5#
- 2.Bd6#
- 2.Be7#
- 2.Bf8#
- 1...Re4
- 2.Bc5#
- 1...Re5
- 2.Bc5#
- 1...Re6
- 2.Bc5#
- 1...Re7
- 2.Sxe7#
- 2.Bc5#
- 1...Re8
- 2.Se7#
- 1...c5
- 2.Se3#
- 2.Ba5#
- 2.Bxc5#
- threat
- 1.Rg3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 10
- REMOVED MATES = 8
- Sets
- Q(c);N_GUARD::R(J)+B(F)
- R(b);S_CUTQ(c)::R(J)+B(F)
- R(b);S_CUTB(e)::R(J)+B(F)
- P(j);S_CUTB(e)::R(J)+B(F)
- Tries
- Try
- S(G);
- Threat
- DUALS(2)
- Vars
- Q(c);N_GUARD,XS(G)::R(J)+B(F)
- B(e);XS(G)::B(H)+R(E)
- Q(c);::R(J)+B(F)
- Q(c);::R(J)+B(F),XQ(c)
- Q(c);::B(H)+R(E)
- R(b);::R(J)+B(F)
- Refutation
- R(b);P_PINR(J)
- Try
- R(E);
- Threat
- DUALS(2)
- Vars
- Q(c);XR(E)::B(H)+S(G),XQ(c)
- R(b);XR(E)::R(J)+B(F)
- B(e);XR(J)::B(H)+S(G)
- Q(c);::R(J)+B(F)
- R(b);::R(J)+B(F)
- B(e);::B(H)+S(G)
- P(h);::B(H)+S(G)
- Refutation
- Q(c);P_PINR(J)
- Try
- Q(C);CHECK
- Vars
- K(a);P-FLIGHT::QAR1(C)
- Refutation
- K(a);S_FLIGHT,XQ(C)
- Try
- Actual
- R(E);
- Threat
- DUALS(2)
- Vars
- Q(c);N_GUARD,XR(E)::R(J)+B(F)
- B(e);XR(E)::B(H)+S(G)
- Q(c);::B(H)+S(G)
- Q(c);::R(J)+B(F)
- Q(c);::R(J)+B(F),XQ(c)
- R(b);::R(J)+B(F)
- R(b);N_GUARD,P_PINR(J)::B(H)+S(G)
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).