MESON Chess Problem Database
Problem Display
PID: 9799 (n6B/7R/N1p1k1P1/2P2pR1/2Pp3n/3Bb2N/3p4/3K4 w - - 0 1)
Shinkman, William Anthony
American Chess Bulletin, 1910
#2
10 + 8
| 3925 | The Golden Argosy | 1929 |
| 5064 | 100 Years of the American Two-move Chess Problem | 1962 |
| 5065 | Chess Problem Gems by Eight Eminent American Composers | 1972 |
SOLUTION
- SOUND
- Sets
- 1...Bg1
- 2.Sf4#
- 1...Bf2
- 2.Sf4#
- 1...Bf4
- 2.Sxf4#
- 1...Bxg5
- 2.Sxg5#
- 1...Sg2
- 2.Bxf5#
- 1...Sf3
- 2.Bxf5#
- 1...Sxg6
- 2.Bxf5#
- 2.Rxg6#
- 1...Sb6
- 2.Sc7#
- 1...Sc7
- 2.Sxc7#
- 1...f4
- 2.Re5#
- 1...Bg1
- Tries
- 1.Bb1?
- 1...Bxg5
- 2.Sxg5#
- 1...Sxg6
- 2.Bxf5#
- 2.Rxg6#
- 1...Sb6
- 2.Sc7#
- 1...Bg1
- 2.Sf4#
- 1...Bf2
- 2.Sf4#
- 1...Bf4
- 2.Sxf4#
- 1...Sg2
- 2.Bxf5#
- 1...Sf3
- 2.Bxf5#
- 1...Sc7
- 2.Sxc7#
- 1...f4
- 2.Re5#
- 1...d3!
- 1...Bxg5
- 1.Bc2?
- 1...Bxg5
- 2.Sxg5#
- 1...Sxg6
- 2.Bxf5#
- 2.Rxg6#
- 1...Sb6
- 2.Sc7#
- 1...Bg1
- 2.Sf4#
- 1...Bf2
- 2.Sf4#
- 1...Bf4
- 2.Sxf4#
- 1...Sg2
- 2.Bxf5#
- 1...Sf3
- 2.Bxf5#
- 1...Sc7
- 2.Sxc7#
- 1...f4
- 2.Re5#
- 1...d3!
- 1...Bxg5
- 1.Be4?
- 1...Bxg5
- 2.Sxg5#
- 1...Sxg6
- 2.Bxf5#
- 2.Rxg6#
- 1...fxe4
- 2.Re5#
- 1...Sb6
- 2.Sc7#
- 1...Bg1
- 2.Sf4#
- 1...Bf2
- 2.Sf4#
- 1...Bf4
- 2.Sxf4#
- 1...Sg2
- 2.Bxf5#
- 1...Sf3
- 2.Bxf5#
- 1...Sc7
- 2.Sxc7#
- 1...f4
- 2.Re5#
- 1...d3!
- 1...Bxg5
- 1.Rgh5?
- 1...Sxg6
- 2.Bxf5#
- 1...Sg2
- 2.Bxf5#
- 1...Bg1
- 2.Sf4#
- 2.Sg5#
- 1...Bf2
- 2.Sf4#
- 2.Sg5#
- 1...Bf4
- 2.Sxf4#
- 1...Bg5
- 2.Sxg5#
- 1...Sf3
- 2.Bxf5#
- 1...Sb6
- 2.Sc7#
- 1...Sc7
- 2.Sxc7#
- 1...f4
- 2.Sg5#
- 2.Re5#
- 1...Bh6!
- 1...Sxg6
- 1.Rf7?
- 1...Bxg5
- 2.Sxg5#
- 1...Sb6
- 2.Sc7#
- 1...Bg1
- 2.Sf4#
- 1...Bf2
- 2.Sf4#
- 1...Bf4
- 2.Sxf4#
- 1...Sg2
- 2.Bxf5#
- 1...Sf3
- 2.Bxf5#
- 1...Sc7
- 2.Sxc7#
- 1...f4
- 2.Re5#
- 1...Sxg6!
- 1...Bxg5
- 1.Bb1?
- Keys
- 1.g7!
- threat
- 2.g8Q#
- 2.g8B#
- 1...Ke5
- 2.g8Q#
- 2.g8B#
- 1...Kf6
- 2.g8Q#
- 2.g8B#
- 1...Kd7
- 2.g8Q#
- 1...Ke7
- 2.g8Q#
- 1...Kf7
- 2.g8Q#
- 1...Bxg5
- 2.g8Q#
- 2.g8B#
- 1...Sb6
- 2.g8Q#
- 2.g8B#
- 1...Bg1
- 2.g8Q#
- 2.g8B#
- 1...Bf2
- 2.g8Q#
- 2.g8B#
- 1...Bf4
- 2.g8Q#
- 2.g8B#
- 1...Sg2
- 2.g8Q#
- 2.g8B#
- 1...Sf3
- 2.g8Q#
- 2.g8B#
- 1...Sg6
- 2.g8Q#
- 2.g8B#
- 1...Sc7
- 2.g8Q#
- 2.g8B#
- 1...f4
- 2.g8Q#
- 2.g8B#
- threat
- 1.g7!
FEATURES
- Static
- TYPE = BLOCK_THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 9
- Sets
- B(b);N_GUARD::S(C)
- B(b);N_GUARD::S(C),XB(b)
- B(b);XR(F)::S(C),XB(b)
- S(d);N_GUARD::B(B),XP(e)
- S(h);N_GUARD::S(G)
- S(h);N_GUARD::S(G),XS(h)
- P(e);OGATE::R1(F)
- Tries
- Try
- B(B);
- Vars
- B(b);XR(F)::S(C),XB(b)
- S(h);N_GUARD::S(G)
- B(b);N_GUARD::S(C)
- B(b);N_GUARD::S(C),XB(b)
- S(d);N_GUARD::B(B),XP(e)
- S(h);N_GUARD::S(G),XS(h)
- P(e);OGATE::R1(F)
- Refutation
- P(c);
- Try
- B(B);
- Vars
- B(b);XR(F)::S(C),XB(b)
- S(h);N_GUARD::S(G)
- B(b);N_GUARD::S(C)
- B(b);N_GUARD::S(C),XB(b)
- S(d);N_GUARD::B(B),XP(e)
- S(h);N_GUARD::S(G),XS(h)
- P(e);OGATE::R1(F)
- Refutation
- P(c);
- Try
- B(B);
- Vars
- B(b);XR(F)::S(C),XB(b)
- P(e);OGATE,XB(B)::R1(F)
- S(h);N_GUARD::S(G)
- B(b);N_GUARD::S(C)
- B(b);N_GUARD::S(C),XB(b)
- S(d);N_GUARD::B(B),XP(e)
- S(h);N_GUARD::S(G),XS(h)
- P(e);OGATE::R1(F)
- Refutation
- P(c);
- Try
- R(F);
- Vars
- S(d);N_GUARD,XP(H)::B(B),XP(e)
- S(d);N_GUARD::B(B),XP(e)
- B(b);N_GUARD::S(C),XB(b)
- S(h);N_GUARD::S(G)
- S(h);N_GUARD::S(G),XS(h)
- Refutation
- B(b);
- Try
- R(I);
- Vars
- B(b);XR(F)::S(C),XB(b)
- S(h);N_GUARD::S(G)
- B(b);N_GUARD::S(C)
- B(b);N_GUARD::S(C),XB(b)
- S(d);N_GUARD::B(B),XP(e)
- S(h);N_GUARD::S(G),XS(h)
- P(e);OGATE::R1(F)
- Refutation
- S(d);XP(H)
- Try
- Actual
- P(H);
- Threat
- P=Q
- Vars
- K(g);P-FLIGHT,P_SPINP(e)::P=Q
- K(g);P-FLIGHT::P=Q
- K(g);S_FLIGHT::P=Q
- B(b);XR(F)::P=Q
- S(h);::P=Q
- B(b);::P=Q
- S(d);::P=Q
- P(e);::P=Q
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).