MESON Chess Problem Database
Problem Display
PID: 156401 (6KQ/6nP/5p1N/2p1k2p/2BRpp1R/8/5B2/8 w - - 0 1)
Meyer, Max Julius
Boys' Own Paper, 1905
(First published on Fri Feb 24 1905)
#2
8 + 7
| 15351 | SCPF/BCPS Black Books | 2016 |
SOLUTION
- SOUND
- Sets
- 1...Sf5
- 2.Sf7#
- 1...Se6
- 2.Rd5#
- 1...Se8
- 2.Rxh5#
- 1...f3
- 2.Rhxe4#
- 1...f5
- 2.Qxg7#
- 1...Sf5
- Tries
- 1.Kf7?
- threat
- 2.Rd5#
- 2.Qb8#
- 1...cxd4
- 2.Qb8#
- 1...Sf5
- 2.Rd5#
- 2.Qxf6#
- 1...Se6
- 2.Rd5#
- 2.Qxf6#
- 1...Se8
- 2.Rd5#
- 2.Rxh5#
- 2.Qxe8#
- 1...e3!
- threat
- 1.Kxg7?
- threat
- 2.Qb8#
- 2.Qe8#
- 1...cxd4
- 2.Qb8#
- 1...e3!
- threat
- 1.Rd1?
- 1...f5
- 2.Qxg7#
- 1...Sf5
- 2.Sf7#
- 1...Se6
- 2.Rd5#
- 1...Se8
- 2.Rxh5#
- 1...f3
- 2.Bg3#
- 1...e3!
- 1...f5
- 1.Rd2?
- 1...f5
- 2.Qxg7#
- 1...Sf5
- 2.Sf7#
- 1...Se6
- 2.Rd5#
- 1...Se8
- 2.Rxh5#
- 1...f3
- 2.Bg3#
- 1...e3!
- 1...f5
- 1.Rd7?
- 1...f5
- 2.Qxg7#
- 1...Sf5
- 2.Sf7#
- 1...Se6
- 2.Rd5#
- 1...Se8
- 2.Rxh5#
- 1...f3
- 2.Bg3#
- 1...e3!
- 1...f5
- 1.Rd8?
- 1...f5
- 2.Qxg7#
- 1...Sf5
- 2.Sf7#
- 1...Se6
- 2.Rd5#
- 1...Se8
- 2.Rxh5#
- 1...f3
- 2.Bg3#
- 1...e3!
- 1...f5
- 1.Rxh5+?
- 1...Sf5
- 2.Sg4#
- 2.Sf7#
- 2.Rxf5#
- 1...f5
- 2.Sg4#
- 2.Rxf5#
- 2.Qxg7#
- 1...Sxh5!
- 1...Sf5
- 1.Qxg7?
- threat
- 2.Rxh5#
- 2.Qc7#
- 2.Qe7#
- 1...cxd4
- 2.Qc7#
- 2.Qe7#
- 1...f3
- 2.Rhxe4#
- 2.Qg3#
- 2.Qc7#
- 2.Qe7#
- 1...e3!
- threat
- 1.Kf7?
- Keys
- 1.Be3!
- 1...fxe3
- 2.Rhxe4#
- 1...cxd4
- 2.Bxf4#
- 1...f5
- 2.Qxg7#
- 1...Sf5
- 2.Sf7#
- 1...Se6
- 2.Rd5#
- 1...Se8
- 2.Rxh5#
- 1...f3
- 2.Rhxe4#
- 1...fxe3
- 1.Be3!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- S(g);P_SPINP(f),SBLOCK::S(E)
- S(g);P_SPINP(f),SBLOCK::R1(C)
- S(g);N_GUARD,P_SPINP(f)::R(D),XP(e)
- P(b);OGATE::R1(D),XP(a)
- P(f);OGATEB,P_SPINS(g)::QAB(H),XS(g)
- Tries
- Try
- K(G);S_FLIGHT
- Threat
- DUALS(2)
- Vars
- P(c);XR(C)::QAB(H)
- Refutation
- P(a);
- Try
- K(G);P-FLIGHT,XS(g)
- Threat
- DUALS(2)
- Vars
- P(c);XR(C)::QAB(H)
- Refutation
- P(a);
- Try
- R(C);
- Vars
- P(f);OGATEB,P_SPINS(g)::QAB(H),XS(g)
- S(g);P_SPINP(f),SBLOCK::S(E)
- S(g);P_SPINP(f),SBLOCK::R1(C)
- S(g);N_GUARD,P_SPINP(f)::R(D),XP(e)
- P(b);OGATEB::B(A)
- Refutation
- P(a);
- Try
- R(C);
- Vars
- P(f);OGATEB,P_SPINS(g)::QAB(H),XS(g)
- S(g);P_SPINP(f),SBLOCK::S(E)
- S(g);P_SPINP(f),SBLOCK::R1(C)
- S(g);N_GUARD,P_SPINP(f)::R(D),XP(e)
- P(b);OGATEB::B(A)
- Refutation
- P(a);
- Try
- R(C);
- Vars
- P(f);OGATEB,P_SPINS(g)::QAB(H),XS(g)
- S(g);P_SPINP(f),SBLOCK::S(E)
- S(g);P_SPINP(f),SBLOCK::R1(C)
- S(g);N_GUARD,P_SPINP(f)::R(D),XP(e)
- P(b);OGATEB::B(A)
- Refutation
- P(a);
- Try
- R(C);
- Vars
- P(f);OGATEB,P_SPINS(g)::QAB(H),XS(g)
- S(g);P_SPINP(f),SBLOCK::S(E)
- S(g);P_SPINP(f),SBLOCK::R1(C)
- S(g);N_GUARD,P_SPINP(f)::R(D),XP(e)
- P(b);OGATEB::B(A)
- Refutation
- P(a);
- Try
- R(D);CHECK,XP(e)
- Refutation
- S(g);P_SPINP(f),XR(D)
- Try
- Q(H);P_PINP(f),XS(g)
- Threat
- DUALS(3)
- Refutation
- P(a);
- Try
- Actual
- B(A);
- Vars
- P(b);OGATE,XB(A)::R1(D),XP(a)
- P(c);SBLOCK,XR(C)::B(A),XP(b)
- P(f);OGATEB,P_SPINS(g)::QAB(H),XS(g)
- S(g);P_SPINP(f),SBLOCK::S(E)
- S(g);P_SPINP(f),SBLOCK::R1(C)
- S(g);N_GUARD,P_SPINP(f)::R(D),XP(e)
- P(b);OGATE::R1(D),XP(a)
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).