MESON Chess Problem Database
Problem Display
PID: 231696 (8/4N1Q1/2ppp2p/N3P2K/pB1kp3/p5R1/Rn2P3/8 w - - 0 1)
Rayner, James
Pen & Pencil, 1888
(First published on Tue Oct 16 1888)
#2
9 + 9
| 15239 | Valois Notebooks | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Sd1
- 2.Rd2#
- 1...Sd3
- 2.e3#
- 1...Sc4
- 2.Saxc6#
- 1...e3
- 2.Rg4#
- 1...c5
- 2.Bc3#
- 1...d5
- 2.Sexc6#
- 1...Sd1
- Tries
- 1.Kxh6?
- 1...e3
- 2.Rg4#
- 1...Sd1
- 2.Rd2#
- 1...Sd3
- 2.e3#
- 1...Sc4
- 2.Saxc6#
- 1...c5
- 2.Bc3#
- 1...d5
- 2.Sexc6#
- 1...dxe5!
- 1...e3
- 1.Rxb2?
- threat
- 2.Rd2#
- 1...e3
- 2.Rg4#
- 1...axb2!
- threat
- 1.Raxa3?
- threat
- 2.e3#
- 1...e3
- 2.Rg4#
- 1...Sc4
- 2.Saxc6#
- 1...Sd1!
- threat
- 1.Rh3?
- 1...e3
- 2.Rh4#
- 1...Sd1
- 2.Rd2#
- 1...Sd3
- 2.e3#
- 1...Sc4
- 2.Saxc6#
- 1...c5
- 2.Bc3#
- 1...d5
- 2.Sexc6#
- 1...dxe5!
- 1...e3
- 1.Qf6?
- 1...e3
- 2.Rg4#
- 2.Qf4#
- 1...Sd1
- 2.Rd2#
- 1...Sd3
- 2.e3#
- 1...Sc4
- 2.Saxc6#
- 1...c5
- 2.Bc3#
- 1...d5
- 2.Sexc6#
- 1...dxe5!
- 1...e3
- 1.Qg5?
- 1...dxe5
- 2.Qe3#
- 1...e3
- 2.Rg4#
- 2.Qxe3#
- 2.Qf4#
- 1...Sd1
- 2.Rd2#
- 1...Sd3
- 2.e3#
- 1...Sc4
- 2.Saxc6#
- 1...c5
- 2.Bc3#
- 1...d5
- 2.Sexc6#
- 1...hxg5!
- 1...dxe5
- 1.Kxh6?
- Keys
- 1.Qh8!
- 1...dxe5
- 2.Qd8#
- 1...e3
- 2.Rg4#
- 1...Sd1
- 2.Rd2#
- 1...Sd3
- 2.e3#
- 1...Sc4
- 2.Saxc6#
- 1...c5
- 2.Bc3#
- 1...d5
- 2.Sexc6#
- 1...dxe5
- 1.Qh8!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- S(a);OGATE::R(A)
- S(a);SBLOCK::P(B)
- S(a);SBLOCK::S(E),XP(f)
- P(e);OGATEB,SBLOCK::R(C)
- P(f);SBLOCK::B(D)
- P(g);SBLOCK::S(H),XP(f)
- Tries
- Try
- K(G);P-FLIGHT,XP(i)
- Vars
- P(e);OGATEB,SBLOCK::R(C)
- S(a);OGATE::R(A)
- S(a);SBLOCK::P(B)
- S(a);SBLOCK::S(E),XP(f)
- P(f);SBLOCK::B(D)
- P(g);SBLOCK::S(H),XP(f)
- Refutation
- P(g);P_SPINP(g),XP(F)
- Try
- R(A);XS(a)
- Threat
- R(A)
- Vars
- P(e);OGATEB,SBLOCK::R(C)
- Refutation
- P(b);XR(A)
- Try
- R(A);XP(b)
- Threat
- P(B)
- Vars
- P(e);OGATEB::R(C)
- S(a);SBLOCK::S(E),XP(f)
- Refutation
- S(a);
- Try
- R(C);
- Vars
- P(e);OGATEB,SBLOCK::R(C)
- S(a);OGATE::R(A)
- S(a);SBLOCK::P(B)
- S(a);SBLOCK::S(E),XP(f)
- P(f);SBLOCK::B(D)
- P(g);SBLOCK::S(H),XP(f)
- Refutation
- P(g);P_SPINP(g),XP(F)
- Try
- Q(I);
- Vars
- S(a);OGATE::R(A)
- S(a);SBLOCK::P(B)
- S(a);SBLOCK::S(E),XP(f)
- P(f);SBLOCK::B(D)
- P(g);SBLOCK::S(H),XP(f)
- Refutation
- P(g);P_SPINP(g),XP(F)
- Try
- Q(I);
- Vars
- P(g);SBLOCK,XP(F)::QAB1(I)
- S(a);OGATE::R(A)
- S(a);SBLOCK::P(B)
- S(a);SBLOCK::S(E),XP(f)
- P(f);SBLOCK::B(D)
- P(g);SBLOCK::S(H),XP(f)
- Refutation
- P(i);XQ(I)
- Try
- Actual
- Q(I);
- Vars
- P(g);OGATEB,P_SPINP(g),SBLOCK,XP(F)::QAR(I)
- P(e);OGATEB,SBLOCK::R(C)
- S(a);OGATE::R(A)
- S(a);SBLOCK::P(B)
- S(a);SBLOCK::S(E),XP(f)
- P(f);SBLOCK::B(D)
- P(g);SBLOCK::S(H),XP(f)
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).