MESON Chess Problem Database
Problem Display
PID: 10929 (1bR5/p1n1Q3/P2p1P2/P1PB2N1/3k1p2/P4b2/3K1Pp1/1NR3B1 w - - 0 1)
Gooderson, Arthur R
2nd Prize, The Problemist, 1969
#2
14 + 8
| 3751 | FIDE Album (1968-1970) | 1977 |
| 3207 | A R Gooderson An English Progressive | 1996 |
SOLUTION
- SOUND
- Sets
- 1...Kxd5
- 2.Qxd6#
- 1...Bd1
- 2.Qe4#
- 1...Be2
- 2.Qe4#
- 1...Be4
- 2.Qxe4#
- 1...Bg4
- 2.Qe4#
- 1...Bxd5
- 2.f3#
- 1...Bh5
- 2.Qe4#
- 1...Sxd5
- 2.Sxf3#
- 1...Kxd5
- Tries
- 1.Ba2?
- threat
- 2.Sxf3#
- 1...Bd1
- 2.Qe4#
- 2.f3#
- 1...Be2
- 2.Qe4#
- 2.f3#
- 1...Be4
- 2.Qxe4#
- 2.f3#
- 1...Bg4
- 2.Qe4#
- 2.f3#
- 1...Bd5
- 2.f3#
- 1...Bh5
- 2.Qe4#
- 2.f3#
- 1...Bc6
- 2.f3#
- 1...Bb7
- 2.f3#
- 1...Ba8
- 2.f3#
- 1...Se6!
- threat
- 1.Bb3?
- threat
- 2.Sxf3#
- 1...Bd1
- 2.Qe4#
- 2.f3#
- 1...Be2
- 2.Qe4#
- 2.f3#
- 1...Be4
- 2.Qxe4#
- 2.f3#
- 1...Bg4
- 2.Qe4#
- 2.f3#
- 1...Bd5
- 2.f3#
- 1...Bh5
- 2.Qe4#
- 2.f3#
- 1...Bc6
- 2.f3#
- 1...Bb7
- 2.f3#
- 1...Ba8
- 2.f3#
- 1...Se6!
- threat
- 1.Be4?
- threat
- 2.Sxf3#
- 1...Bxe4
- 2.Qxe4#
- 1...Bd1
- 2.f3#
- 1...Be2
- 2.f3#
- 1...Bg4
- 2.f3#
- 1...Bh5
- 2.f3#
- 1...Se6!
- threat
- 1.Bc6?
- threat
- 2.Sxf3#
- 1...Bd1
- 2.Qe4#
- 2.f3#
- 1...Be2
- 2.Qe4#
- 2.f3#
- 1...Be4
- 2.Qxe4#
- 2.f3#
- 1...Bg4
- 2.Qe4#
- 2.f3#
- 1...Bd5
- 2.f3#
- 1...Bh5
- 2.Qe4#
- 2.f3#
- 1...Bxc6!
- threat
- 1.Bf7?
- threat
- 2.Sxf3#
- 2.Rc4#
- 1...Bd1
- 2.Rc4#
- 2.Qe4#
- 2.f3#
- 1...Be2
- 2.Qe4#
- 2.f3#
- 1...Be4
- 2.Rc4#
- 2.Qxe4#
- 2.f3#
- 1...Bg4
- 2.Rc4#
- 2.Qe4#
- 2.f3#
- 1...Bd5
- 2.f3#
- 1...Bh5
- 2.Rc4#
- 2.Qe4#
- 2.f3#
- 1...Bc6
- 2.Rc4#
- 2.f3#
- 1...Bb7
- 2.Rc4#
- 2.f3#
- 1...Ba8
- 2.Rc4#
- 2.f3#
- 1...Sd5
- 2.Sxf3#
- 1...d5
- 2.Sxf3#
- 1...Se6!
- threat
- 1.Bg8?
- threat
- 2.Sxf3#
- 2.Rc4#
- 1...Bd1
- 2.Rc4#
- 2.Qe4#
- 2.f3#
- 1...Be2
- 2.Qe4#
- 2.f3#
- 1...Be4
- 2.Rc4#
- 2.Qxe4#
- 2.f3#
- 1...Bg4
- 2.Rc4#
- 2.Qe4#
- 2.f3#
- 1...Bd5
- 2.f3#
- 1...Bh5
- 2.Rc4#
- 2.Qe4#
- 2.f3#
- 1...Bc6
- 2.Rc4#
- 2.f3#
- 1...Bb7
- 2.Rc4#
- 2.f3#
- 1...Ba8
- 2.Rc4#
- 2.f3#
- 1...Sd5
- 2.Sxf3#
- 1...d5
- 2.Sxf3#
- 1...Se6!
- threat
- 1.Rc3?
- 1...Kxd5
- 2.Qxd6#
- 1...Bxd5
- 2.f3#
- 1...Sxd5
- 2.Sxf3#
- 1...Sxa6
- 2.Rd3#
- 1...dxc5
- 2.Rd3#
- 1...Bd1
- 2.Qe4#
- 1...Be2
- 2.Qe4#
- 1...Be4
- 2.Qxe4#
- 1...Bg4
- 2.Qe4#
- 1...Bh5
- 2.Qe4#
- 1...Sb5
- 2.Rd3#
- 1...Sa8
- 2.Rd3#
- 1...Se8
- 2.Rd3#
- 1...Se6!
- 1...Kxd5
- 1.Qxd6?
- threat
- 2.Sxf3#
- 2.Rc4#
- 1...Bxd5
- 2.f3#
- 1...Bd1
- 2.Rc4#
- 2.f3#
- 1...Be2
- 2.f3#
- 1...Be4
- 2.Rc4#
- 2.f3#
- 1...Bg4
- 2.Rc4#
- 2.f3#
- 1...Bh5
- 2.Rc4#
- 2.f3#
- 1...Sxd5!
- threat
- 1.Qe6?
- threat
- 2.Sxf3#
- 2.Rc4#
- 1...Bxd5
- 2.f3#
- 1...Sxd5
- 2.Sxf3#
- 1...Bd1
- 2.Rc4#
- 2.Qe4#
- 2.f3#
- 1...Be2
- 2.Qe4#
- 2.f3#
- 1...Be4
- 2.Rc4#
- 2.Qxe4#
- 2.f3#
- 1...Bg4
- 2.Rc4#
- 2.Qe4#
- 2.f3#
- 1...Bh5
- 2.Rc4#
- 2.Qe4#
- 2.f3#
- 1...Sxe6!
- threat
- 1.Ba2?
- Keys
- 1.Sc3!
- 1...Kxc5
- 2.Se6#
- 1...Bxd5
- 2.Se2#
- 1...Sxd5
- 2.Sb5#
- 1...Sxa6
- 2.Sxf3#
- 1...dxc5
- 2.Sxf3#
- 1...Bd1
- 2.f3#
- 1...Be2
- 2.f3#
- 1...Be4
- 2.f3#
- 1...Bg4
- 2.f3#
- 1...Bh5
- 2.f3#
- 1...Sb5
- 2.Sxf3#
- 1...Se6
- 2.Sxf3#
- 1...Sa8
- 2.Sxf3#
- 1...Se8
- 2.Sxf3#
- 1...Kxc5
- 1.Sc3!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 7
- ADDED MATES = 7
- REMOVED MATES = 1
- Sets
- K(c);OGATEB,P-FLIGHT,XB(I)::QAR1(M),XP(e)
- B(b);N_GUARD::QAR1(M)
- B(b);N_GUARD::QAR1(M),XB(b)
- B(b);OGATE,SBLOCK,XB(I)::B(C)+P(E)
- S(g);SBLOCK,XB(I)::S(J),XB(b)
- Tries
- Try
- B(I);
- Threat
- S(J),XB(b)
- Vars
- B(b);OGATE::B(C)+P(E)
- Refutation
- S(g);
- Try
- B(I);
- Threat
- S(J),XB(b)
- Vars
- B(b);OGATE::B(C)+P(E)
- Refutation
- S(g);
- Try
- B(I);
- Threat
- S(J),XB(b)
- Vars
- B(b);OGATE,XB(I)::QAR1(M),XB(b)
- B(b);OGATE::B(C)+P(E)
- Refutation
- S(g);
- Try
- B(I);
- Threat
- S(J),XB(b)
- Vars
- B(b);OGATE::B(C)+P(E)
- Refutation
- B(b);XB(I)
- Try
- B(I);
- Threat
- DUALS(2)
- Vars
- B(b);OGATE::B(C)+P(E)
- S(g);::S(J),XB(b)
- P(e);::S(J),XB(b)
- Refutation
- S(g);
- Try
- B(I);
- Threat
- DUALS(2)
- Vars
- B(b);OGATE::B(C)+P(E)
- S(g);::S(J),XB(b)
- P(e);::S(J),XB(b)
- Refutation
- S(g);
- Try
- R(B);
- Vars
- K(c);OGATEB,P-FLIGHT,XB(I)::QAR1(M),XP(e)
- B(b);OGATE,SBLOCK,XB(I)::B(C)+P(E)
- S(g);SBLOCK,XB(I)::S(J),XB(b)
- S(g);XP(K)::R1(B)
- P(e);XP(H)::R1(B)
- B(b);N_GUARD::QAR1(M)
- B(b);N_GUARD::QAR1(M),XB(b)
- S(g);::R1(B)
- Refutation
- S(g);
- Try
- Q(M);XP(e)
- Threat
- DUALS(2)
- Vars
- B(b);OGATE,P_SPINB(b),XB(I)::B(C)+P(E)
- B(b);OGATE::B(C)+P(E)
- Refutation
- S(g);P_SPINS(g),XB(I)
- Try
- Q(M);
- Threat
- DUALS(2)
- Vars
- B(b);OGATE,XB(I)::B(C)+P(E)
- S(g);XB(I)::S(J),XB(b)
- Refutation
- S(g);XQ(M)
- Try
- Actual
- S(A);
- Vars
- K(c);P_SPINP(e),P_SPINS(g),S_FLIGHT,XP(H)::S(J)
- B(b);N_GUARD,SBLOCK,XB(I)::S(A)
- S(g);N_GUARD,SBLOCK,XB(I)::S(A)
- S(g);XP(K)::S(J),XB(b)
- P(e);XP(H)::S(J),XB(b)
- B(b);OGATE::B(C)+P(E)
- S(g);::S(J),XB(b)
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).