MESON Chess Problem Database
Problem Display
PID: 224584 (8/1P1Q2p1/p1K1Nr1p/1R1P4/1pN1kBP1/bpr1P3/3PP2n/1bR5 w - - 0 1)
Myllyniemi, Matti Arvo
1st Prize, Suomen Shakki, 1983
#2
13 + 11
| 15148 | Sadier Collection | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Rc2
- 2.d3#
- 1...Rd3
- 2.Sd6#
- 1...Rxe3
- 2.Sd6#
- 1...Rxc4+
- 2.Rxc4#
- 1...Rxf4
- 2.Sc5#
- 1...Rf5
- 2.Sc5#
- 1...Rxe6+
- 2.Qxe6#
- 1...Rf7
- 2.Sc5#
- 1...Rf8
- 2.Sc5#
- 1...Rc2
- Tries
- 1.Kb6?
- threat
- 2.Sd6#
- 1...Rxe6+
- 2.Qxe6#
- 1...Rxc4
- 2.Rxc4#
- 1...Rxf4
- 2.Sc5#
- 1...axb5!
- threat
- 1.Bd6?
- threat
- 2.Sc5#
- 1...Rxc4+
- 2.Rxc4#
- 1...Rxe6
- 2.Qxe6#
- 1...Rxe3!
- threat
- 1.Rxc3?
- threat
- 2.Sd6#
- 1...Rxe6+
- 2.Qxe6#
- 1...Rxf4
- 2.Sc5#
- 1...bxc3!
- threat
- 1.Rc5?
- threat
- 2.Sd6#
- 1...Rxe6+
- 2.Qxe6#
- 1...Rxc4
- 2.R1xc4#
- 2.R5xc4#
- 1...Rxf4!
- threat
- 1.Qd6?
- threat
- 2.Sc5#
- 2.Qe5#
- 1...Rxc4+
- 2.Rxc4#
- 1...Rxe3
- 2.Qe5#
- 1...Rxe6
- 2.Qxe6#
- 1...Rf5
- 2.Sc5#
- 1...Sf3
- 2.Sc5#
- 1...Sxg4!
- threat
- 1.dxc3?
- threat
- 2.Sd2#
- 2.Sd6#
- 1...Rxe6+
- 2.Qxe6#
- 1...Rxf4
- 2.Sc5#
- 1...Bxc1
- 2.Sd6#
- 1...Sxg4
- 2.Sd6#
- 1...Sf1
- 2.Sd6#
- 1...Sf3
- 2.Sd6#
- 1...bxc3!
- threat
- 1.d3+?
- 1...Rxd3
- 2.Sd6#
- 1...Bxd3!
- 1...Rxd3
- 1.d6?
- threat
- 2.Sc5#
- 2.Re5#
- 1...Rxc4+
- 2.Rxc4#
- 1...Rxe3
- 2.Re5#
- 1...Rxe6
- 2.Qxe6#
- 1...Sxg4
- 2.Sc5#
- 1...axb5
- 2.Sc5#
- 1...Sf3
- 2.Sc5#
- 1...Rf5!
- threat
- 1.Kb6?
- Keys
- 1.Kc7!
- threat
- 2.Sc5#
- 1...Rxc4+
- 2.Rxc4#
- 1...Rxe3
- 2.Sd6#
- 1...Rxe6
- 2.Qxe6#
- threat
- 1.Kc7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 6
- Sets
- R(e);N_GUARD,S_CUTB(a)::P(B)
- R(e);N_PINS(E),P_PINS(K)::S(E)
- R(e);N_PINS(E),P_PINS(K),XP(D)::S(E)
- R(e);CHECK,OGATE,P_PINS(K),XS(E)::R(A),XR(e)
- R(i);XB(F)::S(K)
- R(i);::S(K)
- R(i);CHECK,OGATE,XS(K)::QAR2(M),XR(i)
- Tries
- Try
- K(J);N_SPINS(E),P-FLIGHT,P_SPINS(K)
- Threat
- S(E)
- Vars
- R(i);CHECK,OGATE,XS(K)::QAR2(M),XR(i)
- R(e);OGATE,XS(E)::R(A),XR(e)
- R(i);N_PINS(K),XB(F)::S(K)
- Refutation
- P(h);XR(H)
- Try
- B(F);
- Threat
- S(K)
- Vars
- R(e);CHECK,OGATE,XS(E)::R(A),XR(e)
- R(i);OGATE,P_PINB(F),XS(K)::QAR2(M),XR(i)
- Refutation
- R(e);N_PINS(E),XP(D)
- Try
- R(A);N_SPINS(E),P_SPINS(K),XR(e)
- Threat
- S(E)
- Vars
- R(i);CHECK,OGATE,XS(K)::QAR2(M),XR(i)
- R(i);N_PINS(K),XB(F)::S(K)
- Refutation
- P(f);XR(A)
- Try
- R(H);N_SPINS(E),P_SPINS(K)
- Threat
- S(E)
- Vars
- R(i);CHECK,OGATE,XS(K)::QAR2(M),XR(i)
- Refutation
- R(i);N_PINS(K),XB(F)
- Try
- Q(M);
- Threat
- DUALS(2)
- Vars
- R(e);CHECK,OGATE,XS(E)::R(A),XR(e)
- R(e);N_PINS(E),XP(D)::QAR1(M)
- R(i);OGATE,P_PINQ(M),XS(K)::QAR2(M),XR(i)
- R(i);::S(K)
- S(b);::S(K)
- Refutation
- S(b);XP(G)
- Try
- P(B);N_SPINS(E),P_SPINS(K),XR(e)
- Threat
- DUALS(2)
- Vars
- R(i);CHECK,OGATE,XS(K)::QAR2(M),XR(i)
- R(i);N_PINS(K),XB(F)::S(K)
- B(c);XR(A)::S(E)
- S(b);XP(G)::S(E)
- S(b);::S(E)
- Refutation
- P(f);XP(B)
- Try
- P(B);CHECK
- Vars
- R(e);N_PINS(E),P_PINS(K),XP(B)::S(E)
- Refutation
- B(a);XP(B)
- Try
- P(I);
- Threat
- DUALS(2)
- Vars
- R(e);CHECK,OGATE,XS(E)::R(A),XR(e)
- R(e);N_PINS(E),XP(D)::R1(H)
- R(i);OGATE,P_PINP(I),XS(K)::QAR2(M),XR(i)
- S(b);XP(G)::S(K)
- P(h);XR(H)::S(K)
- S(b);::S(K)
- Refutation
- R(i);
- Try
- Actual
- K(J);P-FLIGHT
- Threat
- S(K)
- Vars
- R(e);CHECK,OGATE,XS(E)::R(A),XR(e)
- R(e);N_PINS(E),XP(D)::S(E)
- R(i);OGATE,XS(K)::QAR2(M),XR(i)
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).