MESON Chess Problem Database
Problem Display
PID: 142893 (1br2n1R/N5Nb/pR3p2/2P1PP2/r2k4/3p2B1/1P5K/2Q4B w - - 0 1)
Mackenzie, Arthur Ford
2nd Prize, St. John Globe, 0000
#2
12 + 9
| 15 | British Chess Magazine | 1892 |
SOLUTION
- SOUND
- Sets
- 1...Ra1
- 2.Rb4#
- 1...Ra2
- 2.Rb4#
- 1...Ra3
- 2.Rb4#
- 1...Rb4
- 2.Rxb4#
- 1...Rc4
- 2.Qg1#
- 1...Ra5
- 2.Rb4#
- 1...Rxc5
- 2.Qf4#
- 1...Rc6
- 2.Sxc6#
- 1...Rc7
- 2.Rd6#
- 1...Rd8
- 2.Sc6#
- 1...Re8
- 2.Sc6#
- 1...Bxf5
- 2.Sxf5#
- 1...Bg6
- 2.Rh4#
- 1...Bg8
- 2.Rh4#
- 1...Bd6
- 2.Rxd6#
- 1...Bxa7
- 2.Rd6#
- 1...Bc7
- 2.Sc6#
- 1...Se6
- 2.Sxe6#
- 1...Sg6
- 2.Se6#
- 1...Sd7
- 2.Se6#
- 1...d2
- 2.Qc3#
- 1...a5
- 2.Sb5#
- 1...fxe5
- 2.Bf2#
- 1...Ra1
- Tries
- 1.Kg1?
- 1...Rxc5
- 2.Qf4#
- 1...Bxf5
- 2.Sxf5#
- 1...Bxe5
- 2.Bf2#
- 1...Bxa7
- 2.Rd6#
- 1...fxe5
- 2.Bf2#
- 1...d2
- 2.Qc3#
- 1...Ra1
- 2.Rb4#
- 1...Ra2
- 2.Rb4#
- 1...Ra3
- 2.Rb4#
- 1...Rb4
- 2.Rxb4#
- 1...Ra5
- 2.Rb4#
- 1...Rc6
- 2.Sxc6#
- 1...Rc7
- 2.Rd6#
- 1...Rd8
- 2.Sc6#
- 1...Re8
- 2.Sc6#
- 1...Bg6
- 2.Rh4#
- 1...Bg8
- 2.Rh4#
- 1...Bd6
- 2.Rxd6#
- 1...Bc7
- 2.Sc6#
- 1...Se6
- 2.Sxe6#
- 1...Sg6
- 2.Se6#
- 1...Sd7
- 2.Se6#
- 1...a5
- 2.Sb5#
- 1...Rc4!
- 1...Rxc5
- 1.Bg2?
- 1...Rxc5
- 2.Qf4#
- 1...Bxf5
- 2.Sxf5#
- 1...Bxa7
- 2.Rd6#
- 1...fxe5
- 2.Bf2#
- 1...Rc4
- 2.Qg1#
- 1...d2
- 2.Qc3#
- 1...Ra1
- 2.Rb4#
- 1...Ra2
- 2.Rb4#
- 1...Ra3
- 2.Rb4#
- 1...Rb4
- 2.Rxb4#
- 1...Ra5
- 2.Rb4#
- 1...Rc6
- 2.Sxc6#
- 1...Rc7
- 2.Rd6#
- 1...Rd8
- 2.Sc6#
- 1...Re8
- 2.Sc6#
- 1...Bg6
- 2.Rh4#
- 1...Bg8
- 2.Rh4#
- 1...Bd6
- 2.Rxd6#
- 1...Bc7
- 2.Sc6#
- 1...Se6
- 2.Sxe6#
- 1...Sg6
- 2.Se6#
- 1...Sd7
- 2.Se6#
- 1...a5
- 2.Sb5#
- 1...Bxe5!
- 1...Rxc5
- 1.Bf3?
- 1...Rxc5
- 2.Qf4#
- 1...Bxf5
- 2.Sxf5#
- 1...Bxa7
- 2.Rd6#
- 1...fxe5
- 2.Bf2#
- 1...Rc4
- 2.Qg1#
- 1...d2
- 2.Qc3#
- 1...Ra1
- 2.Rb4#
- 1...Ra2
- 2.Rb4#
- 1...Ra3
- 2.Rb4#
- 1...Rb4
- 2.Rxb4#
- 1...Ra5
- 2.Rb4#
- 1...Rc6
- 2.Sxc6#
- 1...Rc7
- 2.Rd6#
- 1...Rd8
- 2.Sc6#
- 1...Re8
- 2.Sc6#
- 1...Bg6
- 2.Rh4#
- 1...Bg8
- 2.Rh4#
- 1...Bd6
- 2.Rxd6#
- 1...Bc7
- 2.Sc6#
- 1...Se6
- 2.Sxe6#
- 1...Sg6
- 2.Se6#
- 1...Sd7
- 2.Se6#
- 1...a5
- 2.Sb5#
- 1...Bxe5!
- 1...Rxc5
- 1.Bf4?
- threat
- 2.Qc3#
- 1...Rc4
- 2.Qe3#
- 2.Qg1#
- 1...Ra3
- 2.Rb4#
- 1...Rxc5!
- threat
- 1.Rb5?
- threat
- 2.Qf4#
- 1...Bxf5
- 2.Sxf5#
- 1...axb5
- 2.Sxb5#
- 1...fxe5
- 2.Bf2#
- 1...d2
- 2.Qc3#
- 1...Se6
- 2.Sxe6#
- 1...Sg6
- 2.Se6#
- 1...Bxe5!
- threat
- 1.Rc6?
- threat
- 2.Qf4#
- 1...Rxc6
- 2.Sxc6#
- 1...Bxf5
- 2.Sxf5#
- 1...fxe5
- 2.Bf2#
- 1...d2
- 2.Qc3#
- 1...Se6
- 2.Sxe6#
- 1...Sg6
- 2.Se6#
- 1...Bxe5!
- threat
- 1.Re6?
- threat
- 2.Bf2#
- 1...Sxe6
- 2.Sxe6#
- 1...d2
- 2.Qc3#
- 1...Bxe5!
- threat
- 1.Rxb8?
- 1...Rxc5
- 2.Qf4#
- 1...Rxb8
- 2.Sc6#
- 1...Bxf5
- 2.Sxf5#
- 1...fxe5
- 2.Bf2#
- 1...Rc4
- 2.Qg1#
- 1...d2
- 2.Qc3#
- 1...Ra1
- 2.Rb4#
- 1...Ra2
- 2.Rb4#
- 1...Ra3
- 2.Rb4#
- 1...Rb4
- 2.Rxb4#
- 1...Ra5
- 2.Rb4#
- 1...Rc6
- 2.Sxc6#
- 1...Rd8
- 2.Sc6#
- 1...Re8
- 2.Sc6#
- 1...Bg6
- 2.Rh4#
- 1...Bg8
- 2.Rh4#
- 1...Se6
- 2.Sxe6#
- 1...Sg6
- 2.Se6#
- 1...Sd7
- 2.Se6#
- 1...a5
- 2.Sb5#
- 1...Rc7!
- 1...Rxc5
- 1.Rxh7?
- threat
- 2.Rh4#
- 1...Sxh7
- 2.Se6#
- 1...fxe5
- 2.Bf2#
- 1...Rc4
- 2.Qg1#
- 1...d2
- 2.Qc3#
- 1...Se6
- 2.Sxe6#
- 1...Sg6
- 2.Se6#
- 1...Bxe5!
- threat
- 1.Rxf8?
- threat
- 2.Se6#
- 1...Bxf5
- 2.Sxf5#
- 1...d2
- 2.Qc3#
- 1...Rc6
- 2.Sxc6#
- 1...Re8
- 2.Sc6#
- 1...Bg8!
- threat
- 1.Kg1?
- Keys
- 1.Kh3!
- 1...Bxf5+
- 2.Sxf5#
- 1...Rxc5
- 2.Qf4#
- 1...Bxe5
- 2.Bf2#
- 1...Bxa7
- 2.Rd6#
- 1...fxe5
- 2.Bf2#
- 1...Rc4
- 2.Qg1#
- 1...d2
- 2.Qc3#
- 1...Ra1
- 2.Rb4#
- 1...Ra2
- 2.Rb4#
- 1...Ra3
- 2.Rb4#
- 1...Rb4
- 2.Rxb4#
- 1...Ra5
- 2.Rb4#
- 1...Rc6
- 2.Sxc6#
- 1...Rc7
- 2.Rd6#
- 1...Rd8
- 2.Sc6#
- 1...Re8
- 2.Sc6#
- 1...Bg6
- 2.Rh4#
- 1...Bg8
- 2.Rh4#
- 1...Bd6
- 2.Rxd6#
- 1...Bc7
- 2.Sc6#
- 1...Se6
- 2.Sxe6#
- 1...Sg6
- 2.Se6#
- 1...Sd7
- 2.Se6#
- 1...a5
- 2.Sb5#
- 1...Bxf5+
- 1.Kh3!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- R(b);N_GUARD::R(I)
- R(b);N_GUARD,P_PINP(C)::R(I)
- R(b);N_GUARD::R(I),XR(b)
- R(b);SBLOCK::QAB(A)
- R(h);SBLOCK,XP(F)::QAR2(A)
- R(h);N_GUARD::S(J),XR(h)
- R(h);S_CUTB(g)::R(I)
- R(h);N_GUARD::S(J)
- B(f);XP(H)::S(K),XB(f)
- B(f);OGATE::R(L)
- B(g);N_GUARD::R(I),XB(g)
- B(g);N_GUARD,XS(J)::R(I)
- B(g);S_CUTR(h)::S(J)
- S(i);N_GUARD::S(K),XS(i)
- S(i);N_GUARD::S(K)
- P(a);::QAB1(A)
- P(d);N_GUARD::S(J)
- P(e);SBLOCK,XP(G)::B(E)
- Tries
- Try
- K(D);S_FLIGHT
- Vars
- R(h);SBLOCK,XP(F)::QAR2(A)
- B(f);XP(H)::S(K),XB(f)
- B(g);SBLOCK,XP(G)::B(E)
- B(g);N_GUARD,XS(J)::R(I)
- P(e);SBLOCK,XP(G)::B(E)
- P(a);::QAB1(A)
- R(b);N_GUARD,P_PINQ(A)::R(I)
- R(b);N_GUARD::R(I)
- R(b);N_GUARD::R(I),XR(b)
- R(h);N_GUARD::S(J),XR(h)
- R(h);S_CUTB(g)::R(I)
- R(h);N_GUARD::S(J)
- B(f);OGATE::R(L)
- B(g);N_GUARD::R(I),XB(g)
- B(g);S_CUTR(h)::S(J)
- S(i);N_GUARD::S(K),XS(i)
- S(i);N_GUARD::S(K)
- P(d);N_GUARD::S(J)
- Refutation
- R(b);
- Try
- B(B);
- Vars
- R(h);SBLOCK,XP(F)::QAR2(A)
- B(f);XP(H)::S(K),XB(f)
- B(g);N_GUARD,XS(J)::R(I)
- P(e);SBLOCK,XP(G)::B(E)
- R(b);SBLOCK::QAB(A)
- P(a);::QAB1(A)
- R(b);N_GUARD::R(I)
- R(b);N_GUARD::R(I),XR(b)
- R(h);N_GUARD::S(J),XR(h)
- R(h);S_CUTB(g)::R(I)
- R(h);N_GUARD::S(J)
- B(f);OGATE::R(L)
- B(g);N_GUARD::R(I),XB(g)
- B(g);S_CUTR(h)::S(J)
- S(i);N_GUARD::S(K),XS(i)
- S(i);N_GUARD::S(K)
- P(d);N_GUARD::S(J)
- Refutation
- B(g);P_PINB(E),XP(G)
- Try
- B(B);
- Vars
- R(h);SBLOCK,XP(F)::QAR2(A)
- B(f);XP(H)::S(K),XB(f)
- B(g);N_GUARD,XS(J)::R(I)
- P(e);SBLOCK,XP(G)::B(E)
- R(b);SBLOCK::QAB(A)
- P(a);::QAB1(A)
- R(b);N_GUARD::R(I)
- R(b);N_GUARD,P_PINP(C)::R(I)
- R(b);N_GUARD::R(I),XR(b)
- R(h);N_GUARD::S(J),XR(h)
- R(h);S_CUTB(g)::R(I)
- R(h);N_GUARD::S(J)
- B(f);OGATE::R(L)
- B(g);N_GUARD::R(I),XB(g)
- B(g);S_CUTR(h)::S(J)
- S(i);N_GUARD::S(K),XS(i)
- S(i);N_GUARD::S(K)
- P(d);N_GUARD::S(J)
- Refutation
- B(g);P_PINB(E),XP(G)
- Try
- B(E);
- Threat
- QAB1(A)
- Vars
- R(b);N_GUARD::R(I)
- Refutation
- R(h);XP(F)
- Try
- R(I);
- Threat
- QAR2(A)
- Vars
- B(f);XP(H)::S(K),XB(f)
- P(d);XR(I)::S(J),XP(d)
- P(e);SBLOCK,XP(G)::B(E)
- P(a);::QAB1(A)
- S(i);N_GUARD::S(K),XS(i)
- S(i);N_GUARD::S(K)
- Refutation
- B(g);P_PINB(E),XP(G)
- Try
- R(I);
- Threat
- QAR2(A)
- Vars
- R(h);XR(I)::S(J),XR(h)
- B(f);XP(H)::S(K),XB(f)
- P(e);SBLOCK,XP(G)::B(E)
- P(a);::QAB1(A)
- S(i);N_GUARD::S(K),XS(i)
- S(i);N_GUARD::S(K)
- Refutation
- B(g);P_PINB(E),XP(G)
- Try
- R(I);
- Threat
- B(E)
- Vars
- S(i);XR(I)::S(K),XS(i)
- P(a);::QAB1(A)
- Refutation
- B(g);P_PINB(E),XP(G)
- Try
- R(I);XB(g)
- Vars
- R(h);SBLOCK,XP(F)::QAR2(A)
- R(h);N_GUARD,XR(I)::S(J)
- B(f);XP(H)::S(K),XB(f)
- P(e);SBLOCK,XP(G)::B(E)
- R(b);SBLOCK::QAB(A)
- P(a);::QAB1(A)
- R(b);N_GUARD::R(I)
- R(b);N_GUARD,P_PINP(C)::R(I)
- R(b);N_GUARD::R(I),XR(b)
- R(h);N_GUARD::S(J),XR(h)
- R(h);N_GUARD::S(J)
- B(f);OGATE::R(L)
- S(i);N_GUARD::S(K),XS(i)
- S(i);N_GUARD::S(K)
- P(d);N_GUARD::S(J)
- Refutation
- R(h);
- Try
- R(L);XB(f)
- Threat
- R(L)
- Vars
- S(i);N_GUARD,XR(L)::S(K)
- P(e);SBLOCK,XP(G)::B(E)
- R(b);SBLOCK::QAB(A)
- P(a);::QAB1(A)
- S(i);N_GUARD::S(K),XS(i)
- S(i);N_GUARD::S(K)
- Refutation
- B(g);P_PINB(E),XP(G)
- Try
- R(L);XS(i)
- Threat
- S(K)
- Vars
- B(f);XP(H)::S(K),XB(f)
- P(a);::QAB1(A)
- R(h);N_GUARD::S(J),XR(h)
- R(h);N_GUARD::S(J)
- Refutation
- B(f);
- Try
- Actual
- K(D);P-FLIGHT
- Vars
- B(f);CHECK,XP(H)::S(K),XB(f)
- R(h);SBLOCK,XP(F)::QAR2(A)
- B(g);SBLOCK,XP(G)::B(E)
- B(g);N_GUARD,XS(J)::R(I)
- P(e);SBLOCK,XP(G)::B(E)
- R(b);SBLOCK::QAB(A)
- P(a);::QAB1(A)
- R(b);N_GUARD::R(I)
- R(b);N_GUARD::R(I),XR(b)
- R(h);N_GUARD::S(J),XR(h)
- R(h);S_CUTB(g)::R(I)
- R(h);N_GUARD::S(J)
- B(f);OGATE::R(L)
- B(g);N_GUARD::R(I),XB(g)
- B(g);S_CUTR(h)::S(J)
- S(i);N_GUARD::S(K),XS(i)
- S(i);N_GUARD::S(K)
- P(d);N_GUARD::S(J)
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).