MESON Chess Problem Database
Problem Display
PID: 40339 (2B1n2B/pQ2p3/r1r5/b7/4kNNK/6P1/6P1/1R3n2 w - - 0 1)
Gamage, Frederick
1st HM., Brisbane Courier, 1914-1915
#2
9 + 8
| 3360 | Simple Two-move Themes | 1924 |
| 20 | De Problemist | 1931 |
| 5397 | Frederick Gamage (Prcic) | 2004 |
| 133 | The Problemist Supplement | 2015 |
SOLUTION
- SOUND
- Sets
- 1...Bb4
- 2.Rxb4#
- 1...Bb6
- 2.Qxc6#
- 1...Bc7
- 2.Rb4#
- 1...Bd8
- 2.Rb4#
- 1...Sd2
- 2.Re1#
- 1...Se3
- 2.Sf2#
- 1...Sd6
- 2.Qxe7#
- 1...e6
- 2.Qh7#
- 1...Bb4
- Tries
- 1.Re1+?
- 1...Se3
- 2.Sf2#
- 2.Rxe3#
- 1...Bxe1!
- 1...Se3
- 1.Qb3?
- threat
- 2.Sf2#
- 2.Qd5#
- 2.Qd3#
- 2.Qf3#
- 1...Rxc8
- 2.Qd5#
- 2.Qd3#
- 1...Sxg3
- 2.Qe3#
- 2.Qf3#
- 1...Re6
- 2.Qc2#
- 2.Qd5#
- 2.Qd3#
- 1...Rf6
- 2.Qc4#
- 2.Qd5#
- 2.Qd3#
- 1...Sf6
- 2.Qd3#
- 1...Sg7
- 2.Qd5#
- 2.Qd3#
- 1...e5
- 2.Qd5#
- 2.Qd3#
- 1...e6
- 2.Qd3#
- 1...Rc2
- 2.Qxc2#
- 2.Qd5#
- 2.Qd3#
- 2.Qf3#
- 1...Rc3
- 2.Qd5#
- 1...Rc4
- 2.Sf2#
- 2.Qxc4#
- 2.Qd3#
- 2.Qf3#
- 1...Rc5
- 2.Sf2#
- 2.Qd3#
- 2.Qf3#
- 1...Rd6
- 2.Sf2#
- 2.Qf3#
- 1...Be1
- 2.Qd5#
- 2.Qd3#
- 2.Qf3#
- 1...Bc3
- 2.Qc2#
- 2.Qd5#
- 1...Bb6
- 2.Qd5#
- 2.Qd3#
- 2.Qf3#
- 1...Sd2
- 2.Sf2#
- 2.Re1#
- 2.Qd5#
- 2.Qd3#
- 2.Qe3#
- 1...Sh2
- 2.Sf2#
- 2.Qd5#
- 2.Qd3#
- 2.Qe3#
- 1...Se3
- 2.Sf2#
- 2.Qd3#
- 2.Qxe3#
- 1...Sc7
- 2.Sf2#
- 2.Qd3#
- 2.Qf3#
- 1...Rh6+!
- threat
- 1.Qb4+?
- 1...Rc4
- 2.Qxc4#
- 1...Bxb4!
- 1...Rc4
- 1.Qb5?
- threat
- 2.Bf5#
- 2.Qd3#
- 2.Qd5#
- 2.Qe5#
- 2.Qf5#
- 1...Rxc8
- 2.Qd3#
- 2.Qd5#
- 2.Qe5#
- 1...Sxg3
- 2.Qe5#
- 1...Rf6
- 2.Qd3#
- 2.Qc4#
- 2.Qd5#
- 2.Qe5#
- 1...Sf6
- 2.Qd3#
- 2.Qe5#
- 1...Sg7
- 2.Qd3#
- 2.Qd5#
- 2.Qe5#
- 1...e5
- 2.Qd3#
- 2.Qd5#
- 2.Qxe5#
- 1...Rc3
- 2.Bf5#
- 2.Qd5#
- 2.Qe5#
- 2.Qf5#
- 1...Rc4
- 2.Bf5#
- 2.Qxc4#
- 2.Qd5#
- 2.Qe5#
- 2.Qf5#
- 1...Rc5
- 2.Qd3#
- 1...Rd6
- 2.Bf5#
- 2.Qe5#
- 2.Qf5#
- 1...Re6
- 2.Qd3#
- 2.Qd5#
- 1...Bc3
- 2.Bf5#
- 2.Qd3#
- 2.Qd5#
- 2.Qf5#
- 1...Bc7
- 2.Bf5#
- 2.Qd3#
- 2.Qd5#
- 2.Qf5#
- 1...Se3
- 2.Sf2#
- 2.Qd3#
- 2.Qe5#
- 1...Sd6
- 2.Qd3#
- 2.Qd5#
- 2.Qe5#
- 1...Sc7
- 2.Bf5#
- 2.Qd3#
- 2.Qe5#
- 2.Qf5#
- 1...e6
- 2.Qd3#
- 2.Qe5#
- 1...Rh6+!
- threat
- 1.Qd7?
- threat
- 2.Qf5#
- 2.Qd3#
- 2.Qd4#
- 2.Qd5#
- 1...Rxc8
- 2.Qd3#
- 2.Qd5#
- 1...Sxg3
- 2.Qd4#
- 1...Re6
- 2.Qd3#
- 2.Qd5#
- 1...e6
- 2.Qd3#
- 2.Qh7#
- 1...Rc3
- 2.Qf5#
- 2.Qd4#
- 2.Qd5#
- 1...Rc4
- 2.Qf5#
- 2.Qd3#
- 2.Qd5#
- 1...Rc5
- 2.Qd3#
- 2.Qd4#
- 1...Rd6
- 2.Qf5#
- 1...Rf6
- 2.Qd3#
- 2.Qd5#
- 1...Bc3
- 2.Qf5#
- 2.Qd3#
- 2.Qd5#
- 1...Bb6
- 2.Qf5#
- 2.Qxc6#
- 2.Qd3#
- 2.Qd5#
- 1...Se3
- 2.Sf2#
- 2.Qd3#
- 2.Qd4#
- 1...Sd6
- 2.Qe6#
- 2.Qxe7#
- 1...Sf6
- 2.Qd3#
- 1...Sc7
- 2.Qf5#
- 2.Qd3#
- 2.Qd4#
- 1...Sg7
- 2.Qd3#
- 2.Qd5#
- 1...e5
- 2.Qd3#
- 2.Qd5#
- 1...Rh6+!
- threat
- 1.Re1+?
- Keys
- 1.Rc1!
- threat
- 2.Rc4#
- 1...e6
- 2.Qh7#
- 1...Bc3
- 2.Qb1#
- 1...Bb6
- 2.Qxc6#
- 1...Sd2
- 2.Re1#
- 1...Se3
- 2.Sf2#
- 1...Sd6
- 2.Qxe7#
- threat
- 1.Rc1!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 3
- Sets
- B(c);N_GUARD::R(A),XB(c)
- B(c);S_CUTR(d)::QAB(G),XR(e)
- B(c);N_GUARD::R(A)
- S(a);N_GUARD,S_CUTB(c)::R(A)
- S(a);SBLOCK::S(E)
- S(h);::QAR(G),XP(g)
- P(g);OGATE::QAB(G)
- Tries
- Try
- R(A);CHECK
- Refutation
- B(c);P_PINP(C),XR(A)
- Try
- Q(G);N_PINR(e)
- Threat
- DUALS(4)
- Vars
- S(h);::QAB1(G)
- P(g);::QAB1(G)
- R(e);::QAB1(G)
- Refutation
- R(e);CHECK
- Try
- Q(G);CHECK,N_PINR(e)
- Vars
- R(e);N_GUARD,P_SPINR(e)::QAR2(G),XR(e)
- Refutation
- B(c);XQ(G)
- Try
- Q(G);N_PINR(e)
- Threat
- DUALS(5)
- Vars
- S(a);XP(C)::QAR1(G)
- R(e);::QAB1(G)
- Refutation
- R(e);CHECK
- Try
- Q(G);N_PINR(e)
- Threat
- DUALS(4)
- Vars
- S(a);XP(C)::QAR1(G)
- R(e);::QAB1(G)
- S(h);::QAB1(G)
- Refutation
- R(e);CHECK
- Try
- Actual
- R(A);
- Threat
- R(A)
- Vars
- P(g);OGATE::QAB(G)
- B(c);::QAB(G)
- B(c);S_CUTR(d)::QAB(G),XR(e)
- S(a);N_GUARD,S_CUTB(c)::R(A)
- S(a);SBLOCK::S(E)
- S(h);::QAR(G),XP(g)
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).