MESON Chess Problem Database
Problem Display
PID: 4525 (1n3r2/1nQ4N/2p1k3/2p2r2/2p1K3/7B/4R3/3R4 w - - 0 1)
Shinkman, William Anthony
Deutsche Schachzeitung, 1875
#2
6 + 8
| 3925 | The Golden Argosy | 1929 |
SOLUTION
- SOUND
- Sets
- 1...Rf6
- 2.Sg5#
- 1...Rf7
- 2.Qe5#
- 1...Rc8
- 2.Bxf5#
- 1...Rd8
- 2.Bxf5#
- 1...Re8
- 2.Bxf5#
- 1...Rg8
- 2.Bxf5#
- 1...Rh8
- 2.Bxf5#
- 1...Sa5
- 2.Rd6#
- 1...Sd6+
- 2.Rxd6#
- 1...Sd8
- 2.Rd6#
- 1...Sa6
- 2.Qd7#
- 1...Sd7
- 2.Qxd7#
- 1...Rf6
- Tries
- 1.Bg4?
- 1...Sd6+
- 2.Rxd6#
- 1...Sd7
- 2.Qxd7#
- 1...Rf6
- 2.Sg5#
- 1...Rf7
- 2.Qe5#
- 1...Rc8
- 2.Bxf5#
- 1...Rd8
- 2.Bxf5#
- 1...Re8
- 2.Bxf5#
- 1...Rg8
- 2.Bxf5#
- 1...Rh8
- 2.Bxf5#
- 1...Sa5
- 2.Rd6#
- 1...Sd8
- 2.Rd6#
- 1...Sa6
- 2.Qd7#
- 1...c3!
- 1...Sd6+
- 1.Rdd2?
- 1...Sd6+
- 2.Rxd6#
- 1...Sd7
- 2.Qxd7#
- 1...Rf6
- 2.Sg5#
- 1...Rf7
- 2.Qe5#
- 1...Rc8
- 2.Bxf5#
- 1...Rd8
- 2.Bxf5#
- 1...Re8
- 2.Bxf5#
- 1...Rg8
- 2.Bxf5#
- 1...Rh8
- 2.Bxf5#
- 1...Sa5
- 2.Rd6#
- 1...Sd8
- 2.Rd6#
- 1...Sa6
- 2.Qd7#
- 1...c3!
- 1...Sd6+
- 1.Rd5?
- threat
- 2.Re5#
- 1...Sd6+
- 2.Rxd6#
- 1...Sd7
- 2.Qxd7#
- 1...cxd5+!
- threat
- 1.Rd8?
- 1...Sd6+
- 2.Rxd6#
- 1...Rxd8
- 2.Bxf5#
- 1...Sd7
- 2.Qxd7#
- 1...c3
- 2.Kd3#
- 1...Rf6
- 2.Sg5#
- 2.Re8#
- 1...Rf7
- 2.Qe5#
- 1...Re8
- 2.Bxf5#
- 2.Rxe8#
- 1...Rg8
- 2.Bxf5#
- 1...Rh8
- 2.Bxf5#
- 1...Sa5
- 2.Rd6#
- 1...Sa6
- 2.Qd7#
- 1...Sxd8!
- 1...Sd6+
- 1.Ree1?
- 1...Sd6+
- 2.Rxd6#
- 1...Sd7
- 2.Qxd7#
- 1...Rf6
- 2.Sg5#
- 1...Rf7
- 2.Qe5#
- 1...Rc8
- 2.Bxf5#
- 1...Rd8
- 2.Bxf5#
- 1...Re8
- 2.Bxf5#
- 1...Rg8
- 2.Bxf5#
- 1...Rh8
- 2.Bxf5#
- 1...Sa5
- 2.Rd6#
- 1...Sd8
- 2.Rd6#
- 1...Sa6
- 2.Qd7#
- 1...c3!
- 1...Sd6+
- 1.Ra2?
- 1...Sd6+
- 2.Rxd6#
- 1...Sd7
- 2.Qxd7#
- 1...Rf6
- 2.Sg5#
- 1...Rf7
- 2.Qe5#
- 1...Rc8
- 2.Bxf5#
- 1...Rd8
- 2.Bxf5#
- 1...Re8
- 2.Bxf5#
- 1...Rg8
- 2.Bxf5#
- 1...Rh8
- 2.Bxf5#
- 1...Sa5
- 2.Rd6#
- 1...Sd8
- 2.Rd6#
- 1...Sa6
- 2.Qd7#
- 1...c3!
- 1...Sd6+
- 1.Rb2?
- 1...Sd6+
- 2.Rxd6#
- 1...Sd7
- 2.Qxd7#
- 1...Rf6
- 2.Sg5#
- 1...Rf7
- 2.Qe5#
- 1...Rc8
- 2.Bxf5#
- 1...Rd8
- 2.Bxf5#
- 1...Re8
- 2.Bxf5#
- 1...Rg8
- 2.Bxf5#
- 1...Rh8
- 2.Bxf5#
- 1...Sa5
- 2.Rd6#
- 1...Sd8
- 2.Rd6#
- 1...Sa6
- 2.Qd7#
- 1...c3!
- 1...Sd6+
- 1.Rc2?
- 1...Sd6+
- 2.Rxd6#
- 1...Sd7
- 2.Qxd7#
- 1...Rf6
- 2.Sg5#
- 1...Rf7
- 2.Qe5#
- 1...Rc8
- 2.Bxf5#
- 1...Rd8
- 2.Bxf5#
- 1...Re8
- 2.Bxf5#
- 1...Rg8
- 2.Bxf5#
- 1...Rh8
- 2.Bxf5#
- 1...Sa5
- 2.Rd6#
- 1...Sd8
- 2.Rd6#
- 1...Sa6
- 2.Qd7#
- 1...c3!
- 1...Sd6+
- 1.Red2?
- 1...Sd6+
- 2.Rxd6#
- 1...Sd7
- 2.Qxd7#
- 1...Rf6
- 2.Sg5#
- 1...Rf7
- 2.Qe5#
- 1...Rc8
- 2.Bxf5#
- 1...Rd8
- 2.Bxf5#
- 1...Re8
- 2.Bxf5#
- 1...Rg8
- 2.Bxf5#
- 1...Rh8
- 2.Bxf5#
- 1...Sa5
- 2.Rd6#
- 1...Sd8
- 2.Rd6#
- 1...Sa6
- 2.Qd7#
- 1...c3!
- 1...Sd6+
- 1.Rf2?
- 1...Sd6+
- 2.Rxd6#
- 1...Sd7
- 2.Qxd7#
- 1...Rf6
- 2.Sg5#
- 1...Rf7
- 2.Qe5#
- 1...Rc8
- 2.Bxf5#
- 1...Rd8
- 2.Bxf5#
- 1...Re8
- 2.Bxf5#
- 1...Rg8
- 2.Bxf5#
- 1...Rh8
- 2.Bxf5#
- 1...Sa5
- 2.Rd6#
- 1...Sd8
- 2.Rd6#
- 1...Sa6
- 2.Qd7#
- 1...c3!
- 1...Sd6+
- 1.Rg2?
- 1...Sd6+
- 2.Rxd6#
- 1...Sd7
- 2.Qxd7#
- 1...Rf6
- 2.Sg5#
- 1...Rf7
- 2.Qe5#
- 1...Rc8
- 2.Bxf5#
- 2.Rg6#
- 1...Rd8
- 2.Bxf5#
- 2.Rg6#
- 1...Re8
- 2.Bxf5#
- 2.Rg6#
- 1...Rg8
- 2.Bxf5#
- 1...Rh8
- 2.Bxf5#
- 2.Rg6#
- 1...Sa5
- 2.Rd6#
- 1...Sd8
- 2.Rd6#
- 1...Sa6
- 2.Qd7#
- 1...c3!
- 1...Sd6+
- 1.Rh2?
- 1...Sd6+
- 2.Rxd6#
- 1...Sd7
- 2.Qxd7#
- 1...Rf6
- 2.Sg5#
- 1...Rf7
- 2.Qe5#
- 1...Rc8
- 2.Bxf5#
- 1...Rd8
- 2.Bxf5#
- 1...Re8
- 2.Bxf5#
- 1...Rg8
- 2.Bxf5#
- 1...Rh8
- 2.Bxf5#
- 1...Sa5
- 2.Rd6#
- 1...Sd8
- 2.Rd6#
- 1...Sa6
- 2.Qd7#
- 1...c3!
- 1...Sd6+
- 1.Re3?
- 1...Sd6+
- 2.Rxd6#
- 1...Sd7
- 2.Qxd7#
- 1...Rf6
- 2.Sg5#
- 1...Rf7
- 2.Qe5#
- 1...Rc8
- 2.Bxf5#
- 1...Rd8
- 2.Bxf5#
- 1...Re8
- 2.Bxf5#
- 1...Rg8
- 2.Bxf5#
- 1...Rh8
- 2.Bxf5#
- 1...Sa5
- 2.Rd6#
- 1...Sd8
- 2.Rd6#
- 1...Sa6
- 2.Qd7#
- 1...c3!
- 1...Sd6+
- 1.Qg7?
- threat
- 2.Sg5#
- 2.Sxf8#
- 1...Rf7
- 2.Qe5#
- 1...Rf6
- 2.Sg5#
- 2.Qxf6#
- 1...Rc8
- 2.Sg5#
- 2.Bxf5#
- 2.Qf6#
- 1...Rd8
- 2.Sg5#
- 2.Bxf5#
- 2.Qf6#
- 1...Re8
- 2.Sg5#
- 2.Bxf5#
- 2.Qf6#
- 1...Rg8
- 2.Sg5#
- 2.Bxf5#
- 2.Qf6#
- 1...Rh8
- 2.Sg5#
- 2.Bxf5#
- 2.Qf6#
- 1...Sd7
- 2.Sg5#
- 2.Qxd7#
- 1...Sd6+!
- threat
- 1.Bg4?
- Keys
- 1.Rd4!
- 1...Sd6+
- 2.Rxd6#
- 1...cxd4
- 2.Kxd4#
- 1...Sd7
- 2.Qxd7#
- 1...c3
- 2.Kd3#
- 1...Rf6
- 2.Sg5#
- 1...Rf7
- 2.Qe5#
- 1...Rc8
- 2.Bxf5#
- 1...Rd8
- 2.Bxf5#
- 1...Re8
- 2.Bxf5#
- 1...Rg8
- 2.Bxf5#
- 1...Rh8
- 2.Bxf5#
- 1...Sa5
- 2.Rd6#
- 1...Sd8
- 2.Rd6#
- 1...Sa6
- 2.Qd7#
- 1...Sd6+
- 1.Rd4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- R(h);SBLOCK::S(F)
- R(h);SBLOCK::QAR1(E)
- R(h);N_GUARD::B(C),XR(c)
- S(f);N_GUARD::R1(A)
- S(f);CHECK,N_GUARD::R1(A),XS(f)
- S(g);N_GUARD::QAB1(E)
- S(g);N_GUARD::QAB1(E),XS(g)
- Tries
- Try
- B(C);
- Vars
- S(f);CHECK,N_GUARD::R1(A),XS(f)
- S(g);N_GUARD::QAB1(E),XS(g)
- R(h);SBLOCK::S(F)
- R(h);SBLOCK::QAR1(E)
- R(h);N_GUARD::B(C),XR(c)
- S(f);N_GUARD::R1(A)
- S(g);N_GUARD::QAB1(E)
- Refutation
- P(a);
- Try
- R(A);
- Vars
- S(f);CHECK,N_GUARD::R1(A),XS(f)
- S(g);N_GUARD::QAB1(E),XS(g)
- R(h);SBLOCK::S(F)
- R(h);SBLOCK::QAR1(E)
- R(h);N_GUARD::B(C),XR(c)
- S(f);N_GUARD::R1(A)
- S(g);N_GUARD::QAB1(E)
- Refutation
- P(a);
- Try
- R(A);
- Threat
- R1(A)
- Vars
- S(f);CHECK,N_GUARD::R1(A),XS(f)
- S(g);N_GUARD::QAB1(E),XS(g)
- Refutation
- P(d);CHECK,XR(A)
- Try
- R(A);
- Vars
- S(f);CHECK,N_GUARD::R1(A),XS(f)
- R(h);N_GUARD,XR(A)::B(C),XR(c)
- S(g);N_GUARD::QAB1(E),XS(g)
- P(a);::R(B)+K(D)
- R(h);SBLOCK::QAR1(E)
- R(h);N_GUARD::B(C),XR(c)
- S(f);N_GUARD::R1(A)
- S(g);N_GUARD::QAB1(E)
- Refutation
- S(f);XR(A)
- Try
- R(B);
- Vars
- S(f);CHECK,N_GUARD::R1(A),XS(f)
- S(g);N_GUARD::QAB1(E),XS(g)
- R(h);SBLOCK::S(F)
- R(h);SBLOCK::QAR1(E)
- R(h);N_GUARD::B(C),XR(c)
- S(f);N_GUARD::R1(A)
- S(g);N_GUARD::QAB1(E)
- Refutation
- P(a);
- Try
- R(B);
- Vars
- S(f);CHECK,N_GUARD::R1(A),XS(f)
- S(g);N_GUARD::QAB1(E),XS(g)
- R(h);SBLOCK::S(F)
- R(h);SBLOCK::QAR1(E)
- R(h);N_GUARD::B(C),XR(c)
- S(f);N_GUARD::R1(A)
- S(g);N_GUARD::QAB1(E)
- Refutation
- P(a);
- Try
- R(B);
- Vars
- S(f);CHECK,N_GUARD::R1(A),XS(f)
- S(g);N_GUARD::QAB1(E),XS(g)
- R(h);SBLOCK::S(F)
- R(h);SBLOCK::QAR1(E)
- R(h);N_GUARD::B(C),XR(c)
- S(f);N_GUARD::R1(A)
- S(g);N_GUARD::QAB1(E)
- Refutation
- P(a);
- Try
- R(B);
- Vars
- S(f);CHECK,N_GUARD::R1(A),XS(f)
- S(g);N_GUARD::QAB1(E),XS(g)
- R(h);SBLOCK::S(F)
- R(h);SBLOCK::QAR1(E)
- R(h);N_GUARD::B(C),XR(c)
- S(f);N_GUARD::R1(A)
- S(g);N_GUARD::QAB1(E)
- Refutation
- P(a);
- Try
- R(B);
- Vars
- S(f);CHECK,N_GUARD::R1(B),XS(f)
- S(g);N_GUARD::QAB1(E),XS(g)
- R(h);SBLOCK::S(F)
- R(h);SBLOCK::QAR1(E)
- R(h);N_GUARD::B(C),XR(c)
- S(f);N_GUARD::R1(B)
- S(g);N_GUARD::QAB1(E)
- Refutation
- P(a);
- Try
- R(B);
- Vars
- S(f);CHECK,N_GUARD::R1(A),XS(f)
- S(g);N_GUARD::QAB1(E),XS(g)
- R(h);SBLOCK::S(F)
- R(h);SBLOCK::QAR1(E)
- R(h);N_GUARD::B(C),XR(c)
- S(f);N_GUARD::R1(A)
- S(g);N_GUARD::QAB1(E)
- Refutation
- P(a);
- Try
- R(B);
- Vars
- S(f);CHECK,N_GUARD::R1(A),XS(f)
- S(g);N_GUARD::QAB1(E),XS(g)
- R(h);SBLOCK::S(F)
- R(h);SBLOCK::QAR1(E)
- R(h);N_GUARD::B(C),XR(c)
- S(f);N_GUARD::R1(A)
- S(g);N_GUARD::QAB1(E)
- Refutation
- P(a);
- Try
- R(B);
- Vars
- S(f);CHECK,N_GUARD::R1(A),XS(f)
- S(g);N_GUARD::QAB1(E),XS(g)
- R(h);SBLOCK::S(F)
- R(h);SBLOCK::QAR1(E)
- R(h);N_GUARD::B(C),XR(c)
- S(f);N_GUARD::R1(A)
- S(g);N_GUARD::QAB1(E)
- Refutation
- P(a);
- Try
- R(B);
- Vars
- S(f);CHECK,N_GUARD::R1(A),XS(f)
- S(g);N_GUARD::QAB1(E),XS(g)
- R(h);SBLOCK::S(F)
- R(h);SBLOCK::QAR1(E)
- R(h);N_GUARD::B(C),XR(c)
- S(f);N_GUARD::R1(A)
- S(g);N_GUARD::QAB1(E)
- Refutation
- P(a);
- Try
- Q(E);
- Threat
- DUALS(2)
- Vars
- R(h);SBLOCK::QAR1(E)
- Refutation
- S(f);CHECK
- Try
- Actual
- R(A);
- Vars
- S(f);CHECK,N_GUARD::R1(A),XS(f)
- P(b);XR(A)::R(B)+K(D),XP(b)
- S(g);N_GUARD::QAB1(E),XS(g)
- P(a);::R(B)+K(D)
- R(h);SBLOCK::S(F)
- R(h);SBLOCK::QAR1(E)
- R(h);N_GUARD::B(C),XR(c)
- S(f);N_GUARD::R1(A)
- S(g);N_GUARD::QAB1(E)
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).