MESON Chess Problem Database
Problem Display
PID: 141352 (2K1N3/4p3/2p1k1P1/1p2bR2/pN6/4B2b/4B3/1Q6 w - - 0 1)
Boswell, Edward
Manchester City News, 1924
#2
8 + 7
| 14868 | Pirnie Collection | 2011 |
SOLUTION
- SOUND
- Sets
- 1...Bxf5
- 2.Qa2#
- 1...Bd6
- 2.Sg7#
- 1...Bxf5
- Tries
- 1.Sxc6?
- threat
- 2.Rxe5#
- 1...Bxf5
- 2.Qa2#
- 1...Ba1
- 2.Sd8#
- 1...Bb2
- 2.Sd8#
- 1...Bh2
- 2.Sd4#
- 2.Sd8#
- 1...Bc3
- 2.Sd8#
- 1...Bg3
- 2.Sd4#
- 2.Sd8#
- 1...Bd4
- 2.Sxd4#
- 2.Sd8#
- 1...Bf4
- 2.Sd4#
- 2.Sd8#
- 1...Bd6
- 2.Sd4#
- 2.Sd8#
- 2.Sg7#
- 1...Bf6
- 2.Sd8#
- 1...Bc7
- 2.Sd4#
- 1...Bg7
- 2.Sd8#
- 1...Bb8
- 2.Sd4#
- 2.Sd8#
- 1...Bh8
- 2.Sd8#
- 1...Kd5!
- threat
- 1.Bg4?
- threat
- 2.Rf6#
- 2.Qa2#
- 1...Bf1
- 2.Rxf1#
- 2.Rf2#
- 2.Rf3#
- 2.Rf4#
- 2.Rg5#
- 2.Rh5#
- 2.Rf6#
- 2.Rf7#
- 2.Rf8#
- 1...Bg2
- 2.Rf1#
- 2.Rf2#
- 2.Rf3#
- 2.Rf4#
- 2.Rg5#
- 2.Rh5#
- 2.Rf6#
- 2.Rf7#
- 2.Rf8#
- 1...Ba1
- 2.Qa2#
- 1...Bb2
- 2.Qa2#
- 1...Bh2
- 2.Qa2#
- 1...Bc3
- 2.Qa2#
- 1...Bg3
- 2.Qa2#
- 1...Bd4
- 2.Qa2#
- 1...Bf4
- 2.Qa2#
- 1...Bd6
- 2.Sg7#
- 2.Qa2#
- 1...Bf6
- 2.Qa2#
- 1...Bc7
- 2.Qa2#
- 1...Bg7
- 2.Qa2#
- 1...Bb8
- 2.Qa2#
- 1...Bh8
- 2.Qa2#
- 1...c5
- 2.Rf6#
- 1...Bxg4!
- threat
- 1.Bf4?
- threat
- 2.Rxe5#
- 1...Bxf5
- 2.Qa2#
- 1...Ba1
- 2.Sc7#
- 1...Bb2
- 2.Sc7#
- 1...Bc3
- 2.Sc7#
- 1...Bd4
- 2.Sc7#
- 1...Bd6
- 2.Sg7#
- 1...Bf6
- 2.Sc7#
- 1...Bc7
- 2.Sxc7#
- 2.Sg7#
- 1...Bg7
- 2.Sc7#
- 2.Sxg7#
- 1...Bb8
- 2.Sg7#
- 1...Bh8
- 2.Sc7#
- 1...Bxf4!
- threat
- 1.Rg5?
- threat
- 2.Qa2#
- 1...Bg2
- 2.Bg4#
- 2.Qf5#
- 1...c5!
- threat
- 1.Rh5?
- threat
- 2.Qa2#
- 1...Bg2
- 2.Bg4#
- 2.Qf5#
- 1...c5!
- threat
- 1.Qd3?
- threat
- 2.Qd7#
- 1...Bd6
- 2.Sg7#
- 1...Bd4!
- threat
- 1.g7?
- threat
- 2.g8Q#
- 2.g8B#
- 1...Bxf5
- 2.Qa2#
- 2.g8Q#
- 2.g8B#
- 1...Bf6
- 2.g8Q#
- 2.g8B#
- 1...Bf1
- 2.g8Q#
- 2.g8B#
- 1...Bg2
- 2.g8Q#
- 2.g8B#
- 1...Bg4
- 2.g8Q#
- 2.g8B#
- 1...Ba1
- 2.g8Q#
- 2.g8B#
- 1...Bb2
- 2.g8Q#
- 2.g8B#
- 1...Bh2
- 2.g8Q#
- 2.g8B#
- 1...Bc3
- 2.g8Q#
- 2.g8B#
- 1...Bg3
- 2.g8Q#
- 2.g8B#
- 1...Bd4
- 2.g8Q#
- 2.g8B#
- 1...Bf4
- 2.g8Q#
- 2.g8B#
- 1...Bd6
- 2.g8Q#
- 2.g8B#
- 1...Bc7
- 2.g8Q#
- 2.g8B#
- 1...Bb8
- 2.g8Q#
- 2.g8B#
- 1...a3
- 2.g8Q#
- 2.g8B#
- 1...c5
- 2.g8Q#
- 2.g8B#
- 1...Bxg7!
- threat
- 1.Sxc6?
- Keys
- 1.Sd3!
- threat
- 2.Rxe5#
- 1...Kd5
- 2.Sf4#
- 1...Kxf5
- 2.Sc5#
- 1...Bxf5
- 2.Qa2#
- 1...Ba1
- 2.Sf4#
- 2.Sc5#
- 1...Bb2
- 2.Sf4#
- 2.Sc5#
- 1...Bh2
- 2.Sc5#
- 1...Bc3
- 2.Sf4#
- 2.Sc5#
- 1...Bg3
- 2.Sc5#
- 1...Bd4
- 2.Sf4#
- 1...Bf4
- 2.Sxf4#
- 2.Sc5#
- 1...Bd6
- 2.Sg7#
- 1...Bf6
- 2.Sf4#
- 2.Sc5#
- 1...Bc7
- 2.Sc5#
- 1...Bg7
- 2.Sf4#
- 2.Sc5#
- 1...Bb8
- 2.Sc5#
- 1...Bh8
- 2.Sf4#
- 2.Sc5#
- threat
- 1.Sd3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 7
- REMOVED MATES = 0
- Sets
- B(a);SBLOCK,XR(E)::QAB(A)
- B(d);N_GUARD,SBLOCK::S(H)
- Tries
- Try
- S(D);XP(e)
- Threat
- R1(E),XB(d)
- Vars
- B(a);SBLOCK,XR(E)::QAB(A)
- B(d);::S(D)
- B(d);N_GUARD::S(D)
- Refutation
- K(f);P_PINR(E),P_SPINB(d),S_FLIGHT
- Try
- B(B);
- Threat
- DUALS(2)
- Vars
- B(d);::QAB(A)
- P(e);::B(B)+R(E),DCHECK
- Refutation
- B(a);XB(B)
- Try
- B(C);
- Threat
- R1(E),XB(d)
- Vars
- B(a);SBLOCK,XR(E)::QAB(A)
- B(d);N_GUARD::S(H)
- Refutation
- B(d);XB(C)
- Try
- R(E);
- Threat
- QAB(A)
- Refutation
- P(e);
- Try
- R(E);
- Threat
- QAB(A)
- Refutation
- P(e);
- Try
- Q(A);
- Threat
- QAB1(A)
- Vars
- B(d);N_GUARD::S(H)
- Refutation
- B(d);
- Try
- P(F);
- Threat
- P=Q
- Vars
- B(d);::P=Q
- B(a);::P=Q
- P(b);::P=Q
- P(e);::P=Q
- Refutation
- B(d);XP(F)
- Try
- Actual
- S(D);
- Threat
- R1(E),XB(d)
- Vars
- K(f);P_PINR(E),P_SPINB(d),S_FLIGHT::S(D)
- K(f);S_FLIGHT,XR(E)::QAB(A)+S(D)
- B(a);SBLOCK,XR(E)::QAB(A)
- B(d);::S(D)
- B(d);N_GUARD::S(D)
- B(d);N_GUARD,SBLOCK::S(H)
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).