MESON Chess Problem Database
Problem Display
PID: 68248 (7n/2r2B1P/qRr2kpP/1b4N1/pQ3BP1/2Np3n/3P4/2K1R1b1 w - - 0 1)
Gamage, Frederick
New York Post, 1941
#2
12 + 11
| 5397 | Frederick Gamage (Prcic) | 2004 |
SOLUTION
- SOUND
- Sets
- 1...Rd6
- 2.Qxd6#
- 1...Re6
- 2.Rexe6#
- 1...Re7
- 2.Qxe7#
- 1...Rc8
- 2.Qe7#
- 1...Bh2
- 2.Qd4#
- 1...Bd4
- 2.Qxd4#
- 1...Bc5
- 2.Sd5#
- 1...Bc4
- 2.Sce4#
- 1...Sf2
- 2.Qd4#
- 1...Sxf4
- 2.Qxf4#
- 1...Rd6
- Tries
- 1.Kb1?
- threat
- 2.Sce4#
- 2.Sd5#
- 1...Sxf4
- 2.Qxf4#
- 1...Rd6
- 2.Sd5#
- 2.Qxd6#
- 1...Rd7
- 2.Sce4#
- 1...Re7
- 2.Sd5#
- 2.Qxe7#
- 1...Bc5
- 2.Sd5#
- 1...Bc4
- 2.Sce4#
- 1...Sf2
- 2.Sd5#
- 2.Qd4#
- 1...Sxg5!
- threat
- 1.Bb3?
- threat
- 2.Se4#
- 1...Sxf4
- 2.Qxf4#
- 1...Sxg5
- 2.Be5#
- 1...Rd6
- 2.Qxd6#
- 1...Re6
- 2.Rexe6#
- 1...Re7
- 2.Qxe7#
- 1...Bc5
- 2.Sd5#
- 1...Bc4
- 2.Sce4#
- 1...Sf2
- 2.Qd4#
- 1...axb3!
- threat
- 1.Bc4?
- threat
- 2.Sce4#
- 2.Sd5#
- 2.Sge4#
- 1...Bxc4
- 2.Sce4#
- 1...Sxg5
- 2.Be5#
- 1...Rd6
- 2.Sd5#
- 2.Qxd6#
- 1...Re6
- 2.Sce4#
- 2.Sd5#
- 2.Rexe6#
- 1...Rd7
- 2.Sce4#
- 2.Sge4#
- 1...Re7
- 2.Sd5#
- 2.Qxe7#
- 1...Bc5
- 2.Sd5#
- 1...Sf2
- 2.Sd5#
- 1...Sxf4!
- threat
- 1.Bd5?
- threat
- 2.Se4#
- 1...Sxf4
- 2.Qxf4#
- 1...Sxg5
- 2.Be5#
- 1...Rd6
- 2.Qxd6#
- 1...Re6
- 2.Rexe6#
- 1...Re7
- 2.Qxe7#
- 1...Sf2
- 2.Qd4#
- 1...Bc5!
- threat
- 1.Rxc6+?
- 1...Rxc6
- 2.Qe7#
- 1...Bxc6
- 2.Re6#
- 2.Qd6#
- 1...Qxc6!
- 1...Rxc6
- 1.Qc5?
- threat
- 2.Sce4#
- 2.Sd5#
- 2.Qe5#
- 1...Bxc5
- 2.Sd5#
- 1...Sxf4
- 2.Sce4#
- 2.Qe5#
- 1...Sxf7
- 2.Sce4#
- 2.Sd5#
- 1...Rd6
- 2.Sd5#
- 2.Qxd6#
- 2.Qe5#
- 1...Re6
- 2.Sce4#
- 2.Sd5#
- 2.Rexe6#
- 1...Rd7
- 2.Sce4#
- 2.Qe5#
- 1...Re7
- 2.Sd5#
- 2.Qxe7#
- 1...Bd4
- 2.Sce4#
- 2.Sd5#
- 2.Qxd4#
- 1...Bc4
- 2.Sce4#
- 2.Qe5#
- 1...Sf2
- 2.Sd5#
- 2.Qd4#
- 2.Qe5#
- 1...Sxg5!
- threat
- 1.Kb1?
- Keys
- 1.Ba2!
- threat
- 2.Se4#
- 1...Sxf4
- 2.Qxf4#
- 1...Sxg5
- 2.Be5#
- 1...Rd6
- 2.Qxd6#
- 1...Re6
- 2.Rexe6#
- 1...Re7
- 2.Qxe7#
- 1...Bc5
- 2.Sd5#
- 1...Bc4
- 2.Sce4#
- 1...Sf2
- 2.Qd4#
- threat
- 1.Ba2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 3
- Sets
- R(g);N_GUARD::QAR2(E),XR(g)
- R(g);N_GUARD::R1(B),XR(g)
- R(j);N_GUARD::QAB1(E),XR(j)
- R(j);N_GUARD::QAB1(E)
- B(a);N_GUARD::QAB(E)
- B(a);N_GUARD::QAB(E),XB(a)
- B(a);N_PINS(D)::S(D)
- B(e);N_PINS(D)::S(D)
- S(c);S_CUTB(a)::QAB(E)
- S(c);OGATE,XB(F)::QAR2(E),XS(c)
- Tries
- Try
- K(A);N_SPINS(D),P-FLIGHT
- Threat
- DUALS(2)
- Vars
- S(c);OGATE,XB(F)::QAR2(E),XS(c)
- R(j);::S(D)
- B(a);::S(D)
- B(e);::S(D)
- Refutation
- S(c);XS(H)
- Try
- B(K);
- Threat
- S(H)
- Vars
- S(c);OGATE,XB(F)::QAR2(E),XS(c)
- S(c);SBLOCK,XS(H)::B(F)
- R(g);N_GUARD::QAR2(E),XR(g)
- R(g);N_GUARD::R1(B),XR(g)
- R(j);N_GUARD::QAB1(E),XR(j)
- B(a);N_PINS(D)::S(D)
- B(e);N_PINS(D)::S(D)
- S(c);S_CUTB(a)::QAB(E)
- Refutation
- P(d);XB(K)
- Try
- B(K);N_SPINS(D)
- Threat
- DUALS(3)
- Vars
- B(e);XB(K)::S(D)
- S(c);SBLOCK,XS(H)::B(F)
- B(a);::S(D)
- S(c);::S(D)
- Refutation
- S(c);XB(F)
- Try
- B(K);
- Threat
- S(H)
- Vars
- S(c);OGATE,XB(F)::QAR2(E),XS(c)
- S(c);SBLOCK,XS(H)::B(F)
- R(g);N_GUARD::QAR2(E),XR(g)
- R(g);N_GUARD::R1(B),XR(g)
- R(j);N_GUARD::QAB1(E),XR(j)
- S(c);S_CUTB(a)::QAB(E)
- Refutation
- B(a);N_PINS(D)
- Try
- R(I);CHECK,N_SPINS(D),XR(g)
- Vars
- R(j);P_PINS(D),XR(I)::QAB1(E)
- Refutation
- Q(f);P_PINS(D),XR(I)
- Try
- Q(E);N_SPINS(D)
- Threat
- DUALS(3)
- Vars
- B(a);XQ(E)::S(D)
- Refutation
- S(c);XS(H)
- Try
- Actual
- B(K);
- Threat
- S(H)
- Vars
- S(c);OGATE,XB(F)::QAR2(E),XS(c)
- S(c);SBLOCK,XS(H)::B(F)
- R(g);N_GUARD::QAR2(E),XR(g)
- R(g);N_GUARD::R1(B),XR(g)
- R(j);N_GUARD::QAB1(E),XR(j)
- B(a);N_PINS(D)::S(D)
- B(e);N_PINS(D)::S(D)
- S(c);S_CUTB(a)::QAB(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).