MESON Chess Problem Database
Problem Display
PID: 47147 (1B6/P5R1/3N4/4kb2/N3p3/1B6/4P3/3K1R2 w - - 0 1)
Gruengard, Yehuda
1/2 HM., Palestine Post & Mishmar, 1945-1946
#2
9 + 3
| 4981 | Gruengard MT Award | 2002 |
SOLUTION
- SOUND
- Sets
- 1...Kd4
- 2.Sxf5#
- 1...Kf6
- 2.Se8#
- 1...Bh3
- 2.Sb5#
- 1...Bg4
- 2.Sb5#
- 1...Be6
- 2.Sb5#
- 1...Bg6
- 2.Sb5#
- 1...Bd7
- 2.Sb5#
- 1...Bh7
- 2.Sb5#
- 1...Bc8
- 2.Sb5#
- 1...Kd4
- Tries
- 1.Kc1?
- 1...Kd4
- 2.Sxf5#
- 1...Kf6
- 2.Se8#
- 1...Bh3
- 2.Sb5#
- 1...Bg4
- 2.Sb5#
- 1...Be6
- 2.Sb5#
- 1...Bg6
- 2.Sb5#
- 1...Bd7
- 2.Sb5#
- 1...Bh7
- 2.Sb5#
- 1...Bc8
- 2.Sb5#
- 1...e3!
- 1...Kd4
- 1.Ke1?
- 1...Kd4
- 2.Sxf5#
- 1...Kf6
- 2.Se8#
- 1...Bh3
- 2.Sb5#
- 1...Bg4
- 2.Sb5#
- 1...Be6
- 2.Sb5#
- 1...Bg6
- 2.Sb5#
- 1...Bd7
- 2.Sb5#
- 1...Bh7
- 2.Sb5#
- 1...Bc8
- 2.Sb5#
- 1...e3!
- 1...Kd4
- 1.Kc2?
- 1...Kd4
- 2.Sxf5#
- 1...Kf6
- 2.Se8#
- 1...Bh3
- 2.Sb5#
- 1...Bg4
- 2.Sb5#
- 1...Be6
- 2.Sb5#
- 1...Bg6
- 2.Sb5#
- 1...Bd7
- 2.Sb5#
- 1...Bh7
- 2.Sb5#
- 1...Bc8
- 2.Sb5#
- 1...e3+!
- 1...Kd4
- 1.Kd2?
- 1...Kd4
- 2.Sb5#
- 2.Sxf5#
- 1...Kf6
- 2.Se8#
- 1...Bh3
- 2.Sb5#
- 1...Bg4
- 2.Sb5#
- 1...Be6
- 2.Sb5#
- 1...Bg6
- 2.Sb5#
- 1...Bd7
- 2.Sb5#
- 1...Bh7
- 2.Sb5#
- 1...Bc8
- 2.Sb5#
- 1...e3+!
- 1...Kd4
- 1.Ba2?
- 1...Kd4
- 2.Sxf5#
- 1...Kf6
- 2.Se8#
- 1...Bh3
- 2.Sb5#
- 1...Bg4
- 2.Sb5#
- 1...Be6
- 2.Sb5#
- 1...Bg6
- 2.Sb5#
- 1...Bd7
- 2.Sb5#
- 1...Bh7
- 2.Sb5#
- 1...Bc8
- 2.Sb5#
- 1...e3!
- 1...Kd4
- 1.Bc7?
- 1...Kd4
- 2.Sxf5#
- 1...Kf6
- 2.Se8#
- 1...Bh3
- 2.Sb5#
- 1...Bg4
- 2.Sb5#
- 1...Be6
- 2.Sb5#
- 1...Bg6
- 2.Sb5#
- 1...Bd7
- 2.Sb5#
- 1...Bh7
- 2.Sb5#
- 1...Bc8
- 2.Sb5#
- 1...e3!
- 1...Kd4
- 1.Rf2?
- 1...Kd4
- 2.Sxf5#
- 1...Kf6
- 2.Se8#
- 1...Bh3
- 2.Sb5#
- 1...Bg4
- 2.Sb5#
- 1...Be6
- 2.Sb5#
- 1...Bg6
- 2.Sb5#
- 1...Bd7
- 2.Sb5#
- 1...Bh7
- 2.Sb5#
- 1...Bc8
- 2.Sb5#
- 1...e3!
- 1...Kd4
- 1.Rg4?
- 1...Kd4
- 2.Sxf5#
- 1...Bxg4
- 2.Sb5#
- 1...e3
- 2.Se8#
- 2.Rxf5#
- 1...Be6
- 2.Sb5#
- 2.Rxe4#
- 1...Bg6
- 2.Sb5#
- 1...Bd7
- 2.Sb5#
- 2.Rxe4#
- 1...Bh7
- 2.Sb5#
- 1...Bc8
- 2.Sb5#
- 2.Rxe4#
- 1...Kf6!
- 1...Kd4
- 1.Rg6?
- threat
- 2.Sb5#
- 2.Sxf5#
- 1...Kd4
- 2.Sxf5#
- 1...Bxg6
- 2.Sb5#
- 1...Bh3
- 2.Sb5#
- 2.Sf5#
- 1...Bg4
- 2.Sb5#
- 2.Sf5#
- 1...Be6
- 2.Sb5#
- 2.Sf5#
- 1...Bd7
- 2.Sb5#
- 2.Sf5#
- 1...Bc8
- 2.Sb5#
- 2.Sf5#
- 1...e3!
- threat
- 1.Re7+?
- 1...Kd4
- 2.Sxf5#
- 1...Be6
- 2.Sb5#
- 1...Kf6!
- 1...Kd4
- 1.Rf7?
- threat
- 2.Sb5#
- 2.Sxf5#
- 1...Kd4
- 2.Sxf5#
- 1...Bh3
- 2.Sb5#
- 2.Sf5#
- 1...Bg4
- 2.Sb5#
- 2.Sf5#
- 1...Be6
- 2.Sb5#
- 2.Sf5#
- 1...Bg6
- 2.Sb5#
- 2.Sf5#
- 1...Bd7
- 2.Sb5#
- 2.Sf5#
- 1...Bh7
- 2.Sb5#
- 2.Sf5#
- 1...Bc8
- 2.Sb5#
- 2.Sf5#
- 1...e3!
- threat
- 1.e3?
- threat
- 2.Se8#
- 2.Rxf5#
- 1...Kf6
- 2.Se8#
- 1...Bh3
- 2.Sb5#
- 2.Sb7#
- 2.Sf7#
- 2.Sc8#
- 2.Se8#
- 1...Be6
- 2.Sb5#
- 2.Sb7#
- 2.Sf7#
- 2.Sc8#
- 2.Se8#
- 1...Bg6
- 2.Sb5#
- 2.Sb7#
- 2.Sf7#
- 2.Sc8#
- 2.Se8#
- 2.Re7#
- 1...Bd7
- 2.Sb5#
- 2.Sb7#
- 2.Sf7#
- 2.Sc8#
- 2.Se8#
- 1...Bh7
- 2.Sb5#
- 2.Sb7#
- 2.Sf7#
- 2.Sc8#
- 2.Se8#
- 2.Re7#
- 1...Bc8
- 2.Sb5#
- 2.Sb7#
- 2.Sf7#
- 2.Sxc8#
- 2.Se8#
- 1...Bg4+!
- threat
- 1.a8Q?
- 1...Kd4
- 2.Sxf5#
- 1...Kf6
- 2.Se8#
- 1...Bh3
- 2.Sb5#
- 2.Qxe4#
- 2.Qd5#
- 1...Bg4
- 2.Sb5#
- 2.Qxe4#
- 2.Qd5#
- 1...Be6
- 2.Sb5#
- 2.Qxe4#
- 1...Bg6
- 2.Sb5#
- 2.Qd5#
- 1...Bd7
- 2.Sb5#
- 2.Qxe4#
- 2.Qd5#
- 1...Bh7
- 2.Sb5#
- 2.Qd5#
- 1...Bc8
- 2.Sb5#
- 2.Qxe4#
- 2.Qd5#
- 1...e3!
- 1...Kd4
- 1.a8S?
- 1...Kd4
- 2.Sxf5#
- 1...Kf6
- 2.Se8#
- 1...Bh3
- 2.Sb5#
- 1...Bg4
- 2.Sb5#
- 1...Be6
- 2.Sb5#
- 1...Bg6
- 2.Sb5#
- 1...Bd7
- 2.Sb5#
- 1...Bh7
- 2.Sb5#
- 1...Bc8
- 2.Sb5#
- 1...e3!
- 1...Kd4
- 1.a8B?
- 1...Kd4
- 2.Sxf5#
- 1...Kf6
- 2.Se8#
- 1...Bh3
- 2.Sb5#
- 1...Bg4
- 2.Sb5#
- 1...Be6
- 2.Sb5#
- 1...Bg6
- 2.Sb5#
- 1...Bd7
- 2.Sb5#
- 1...Bh7
- 2.Sb5#
- 1...Bc8
- 2.Sb5#
- 1...e3!
- 1...Kd4
- 1.a8R?
- 1...Kd4
- 2.Sxf5#
- 1...Kf6
- 2.Se8#
- 1...Bh3
- 2.Sb5#
- 1...Bg4
- 2.Sb5#
- 1...Be6
- 2.Sb5#
- 1...Bg6
- 2.Sb5#
- 1...Bd7
- 2.Sb5#
- 1...Bh7
- 2.Sb5#
- 1...Bc8
- 2.Sb5#
- 1...e3!
- 1...Kd4
- 1.Kc1?
- Keys
- 1.Rf4!
- 1...Kd4
- 2.Sxf5#
- 1...Kxf4
- 2.Sc4#
- 1...Kf6
- 2.Se8#
- 1...e3
- 2.Se8#
- 1...Bh3
- 2.Sb5#
- 1...Bg4
- 2.Sb5#
- 1...Be6
- 2.Sb5#
- 1...Bg6
- 2.Sb5#
- 1...Bd7
- 2.Sb5#
- 1...Bh7
- 2.Sb5#
- 1...Bc8
- 2.Sb5#
- 1...Kd4
- 1.Rf4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- K(b);S_FLIGHT::S(F),XB(c)
- K(b);P_SPINB(c),S_FLIGHT::S(F)
- B(c);::B(I)+S(F)
- B(c);P_PINP(C)::B(I)+S(F)
- Tries
- Try
- K(A);P-FLIGHT
- Vars
- K(b);S_FLIGHT::S(F),XB(c)
- K(b);P_SPINB(c),S_FLIGHT::S(F)
- B(c);::B(I)+S(F)
- Refutation
- P(a);
- Try
- K(A);P-FLIGHT
- Vars
- K(b);S_FLIGHT::S(F),XB(c)
- K(b);P_SPINB(c),S_FLIGHT::S(F)
- B(c);::B(I)+S(F)
- Refutation
- P(a);
- Try
- K(A);S_FLIGHT
- Vars
- K(b);S_FLIGHT::S(F),XB(c)
- K(b);P_SPINB(c),S_FLIGHT::S(F)
- B(c);::B(I)+S(F)
- Refutation
- P(a);CHECK
- Try
- K(A);P-FLIGHT
- Vars
- K(b);P_SPINB(c),S_FLIGHT::S(F)
- B(c);::B(I)+S(F)
- Refutation
- P(a);CHECK
- Try
- B(D);
- Vars
- K(b);S_FLIGHT::S(F),XB(c)
- K(b);P_SPINB(c),S_FLIGHT::S(F)
- B(c);::B(I)+S(F)
- B(c);P_PINP(C)::B(I)+S(F)
- Refutation
- P(a);
- Try
- B(I);
- Vars
- K(b);S_FLIGHT::S(F),XB(c)
- K(b);P_SPINB(c),S_FLIGHT::S(F)
- B(c);::B(I)+S(F)
- B(c);P_PINP(C)::B(I)+S(F)
- Refutation
- P(a);
- Try
- R(B);
- Vars
- K(b);S_FLIGHT::S(F),XB(c)
- K(b);P_SPINB(c),S_FLIGHT::S(F)
- B(c);::B(I)+S(F)
- B(c);P_PINP(C)::B(I)+S(F)
- Refutation
- P(a);
- Try
- R(H);
- Vars
- K(b);P_SPINP(a),S_FLIGHT::S(F),XB(c)
- B(c);P_PINP(C),XR(H)::B(I)+S(F)
- B(c);::B(I)+S(F)
- Refutation
- K(b);P_SPINB(c),S_FLIGHT
- Try
- R(H);
- Threat
- DUALS(2)
- Vars
- K(b);S_FLIGHT::S(F),XB(c)
- B(c);XR(H)::B(I)+S(F)
- Refutation
- P(a);
- Try
- R(H);CHECK
- Vars
- K(b);S_FLIGHT::S(F),XB(c)
- B(c);P_SPINB(c)::B(I)+S(F)
- Refutation
- K(b);P_SPINB(c),S_FLIGHT
- Try
- R(H);
- Threat
- DUALS(2)
- Vars
- K(b);S_FLIGHT::S(F),XB(c)
- Refutation
- P(a);
- Try
- P(C);
- Threat
- DUALS(2)
- Vars
- K(b);P_SPINB(c),S_FLIGHT::S(F)
- Refutation
- B(c);CHECK
- Try
- P(G);
- Vars
- K(b);S_FLIGHT::S(F),XB(c)
- K(b);P_SPINB(c),S_FLIGHT::S(F)
- Refutation
- P(a);
- Try
- P(G);
- Vars
- K(b);S_FLIGHT::S(F),XB(c)
- K(b);P_SPINB(c),S_FLIGHT::S(F)
- B(c);::B(I)+S(F)
- B(c);P_PINP(C)::B(I)+S(F)
- Refutation
- P(a);
- Try
- P(G);
- Vars
- K(b);S_FLIGHT::S(F),XB(c)
- K(b);P_SPINB(c),S_FLIGHT::S(F)
- B(c);::B(I)+S(F)
- B(c);P_PINP(C)::B(I)+S(F)
- Refutation
- P(a);
- Try
- P(G);
- Vars
- K(b);S_FLIGHT::S(F),XB(c)
- K(b);P_SPINB(c),S_FLIGHT::S(F)
- B(c);::B(I)+S(F)
- B(c);P_PINP(C)::B(I)+S(F)
- Refutation
- P(a);
- Try
- Actual
- R(B);
- Vars
- K(b);P_SPINP(a),S_FLIGHT::S(F),XB(c)
- K(b);S_FLIGHT,XR(B)::B(I)+S(F)
- K(b);P_SPINB(c),S_FLIGHT::S(F)
- P(a);::B(I)+S(F)
- B(c);::B(I)+S(F)
- B(c);P_PINP(C)::B(I)+S(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).