MESON Chess Problem Database
Problem Display
PID: 182325 (2K4b/2nNR2B/8/2R3Q1/3k3p/7P/1P1N2n1/2rq3b w - - 0 1)
Glynn, James Joseph
San Francisco Chronicle, 1906
#2
9 + 8
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Qc2
- 2.Sf3#
- 1...Qe2
- 2.Sb3#
- 1...Qb3
- 2.Sxb3#
- 1...Qf3
- 2.Sxf3#
- 1...Qa4
- 2.Sf3#
- 1...Qg4
- 2.Sb3#
- 1...Qh5
- 2.Sb3#
- 1...Qe1
- 2.Sb3#
- 2.Sf3#
- 1...Qf1
- 2.Sb3#
- 1...Qg1
- 2.Sb3#
- 2.Sf3#
- 1...Qxd2
- 2.Qxd2#
- 1...Ra1
- 2.Rc4#
- 1...Rb1
- 2.Rc4#
- 1...Rc2
- 2.Sb3#
- 1...Rc3
- 2.bxc3#
- 1...Rc4
- 2.Rxc4#
- 1...Rxc5
- 2.Qxc5#
- 1...Be5
- 2.Qxe5#
- 1...Bf6
- 2.Qxf6#
- 1...Bg7
- 2.Qxg7#
- 1...Se1
- 2.Qe3#
- 2.Qg1#
- 1...Se3
- 2.Qxe3#
- 1...Sb5
- 2.Qd5#
- 1...Sd5
- 2.Qxd5#
- 1...Sa6
- 2.Qd5#
- 1...Sa8
- 2.Qd5#
- 1...Se8
- 2.Qd5#
- 1...Qc2
- Tries
- 1.Kxc7?
- threat
- 2.Qd5#
- 1...Rxc5+
- 2.Qxc5#
- 1...Be5+
- 2.Qxe5#
- 1...Qb3
- 2.Sxb3#
- 1...Qf3
- 2.Sxf3#
- 1...Qh5
- 2.Sb3#
- 1...Se1
- 2.Qe3#
- 2.Qg1#
- 1...Se3
- 2.Qxe3#
- 1...Sf4!
- threat
- 1.Re2?
- threat
- 2.Sf3#
- 1...Qxe2
- 2.Sb3#
- 1...Qxd2
- 2.Rxd2#
- 2.Qxd2#
- 1...Rxc5
- 2.Qxc5#
- 1...Qb3
- 2.Sxb3#
- 1...Qf1
- 2.Sb3#
- 1...Rc3
- 2.bxc3#
- 1...Se1
- 2.Qe3#
- 2.Qg1#
- 1...Se3
- 2.Qxe3#
- 1...Sf4!
- threat
- 1.Rg7?
- threat
- 2.Qe5#
- 1...Rxc5
- 2.Qxc5#
- 1...Qe2
- 2.Sb3#
- 1...Qh5
- 2.Sb3#
- 1...Qe1
- 2.Sb3#
- 2.Sf3#
- 1...Bxg7!
- threat
- 1.Qxh4+?
- 1...Qg4
- 2.Sb3#
- 2.Sf3#
- 1...Sf4
- 2.Qf2#
- 1...Sxh4!
- 1...Qg4
- 1.Qg3?
- threat
- 2.Re4#
- 2.Qd3#
- 1...Qxd2
- 2.Re4#
- 1...Rxc5
- 2.Qd3#
- 1...Sf4
- 2.Qf2#
- 2.Qe3#
- 1...Qc2
- 2.Sf3#
- 1...Qe2
- 2.Sb3#
- 1...Qb3
- 2.Sxb3#
- 2.Re4#
- 1...Qf3
- 2.Sxf3#
- 1...Qg4
- 2.Sb3#
- 2.Qd3#
- 1...Qe1
- 2.Sb3#
- 2.Sf3#
- 2.Qd3#
- 1...Qf1
- 2.Sb3#
- 2.Re4#
- 1...Rc3
- 2.Re4#
- 2.Qxc3#
- 2.bxc3#
- 1...Be5
- 2.Qxe5#
- 2.Qd3#
- 1...Se1
- 2.Qf2#
- 2.Qg1#
- 2.Qe3#
- 1...Se3
- 2.Qxe3#
- 1...Se6
- 2.Qd3#
- 1...hxg3!
- threat
- 1.Qg4+?
- 1...Qxg4
- 2.Sb3#
- 1...Sf4!
- 1...Qxg4
- 1.Qf5?
- threat
- 2.Qd3#
- 2.Qe4#
- 1...Qxd2
- 2.Qe4#
- 1...Qc2
- 2.Sf3#
- 1...Qe2
- 2.Sb3#
- 1...Qb3
- 2.Sxb3#
- 2.Qe4#
- 1...Qf3
- 2.Sxf3#
- 1...Qg4
- 2.Sb3#
- 2.Qd3#
- 1...Qe1
- 2.Sb3#
- 2.Sf3#
- 2.Qd3#
- 1...Qf1
- 2.Sb3#
- 2.Qe4#
- 1...Rc3
- 2.Qe4#
- 2.bxc3#
- 1...Se1
- 2.Qf2#
- 1...Se3
- 2.Qd3#
- 1...Sf4!
- threat
- 1.Qg6?
- threat
- 2.Qd3#
- 2.Qe4#
- 1...Qxd2
- 2.Qe4#
- 1...Qc2
- 2.Sf3#
- 1...Qe2
- 2.Sb3#
- 1...Qb3
- 2.Sxb3#
- 2.Qe4#
- 1...Qf3
- 2.Sxf3#
- 1...Qg4
- 2.Sb3#
- 2.Qd3#
- 1...Qe1
- 2.Sb3#
- 2.Sf3#
- 2.Qd3#
- 1...Qf1
- 2.Sb3#
- 2.Qe4#
- 1...Rc3
- 2.Qe4#
- 2.bxc3#
- 1...Se1
- 2.Qg1#
- 1...Se3
- 2.Qd3#
- 1...Sf4!
- threat
- 1.Kxc7?
- Keys
- 1.Re1!
- 1...Qxe1
- 2.Sb3#
- 2.Sf3#
- 1...Qxd2
- 2.Qxd2#
- 1...Rxc5
- 2.Qxc5#
- 1...Sxe1
- 2.Qg1#
- 1...Sf4
- 2.Qg1#
- 1...Qc2
- 2.Sf3#
- 1...Qe2
- 2.Sb3#
- 1...Qb3
- 2.Sxb3#
- 1...Qf3
- 2.Sxf3#
- 1...Qa4
- 2.Sf3#
- 1...Qg4
- 2.Sb3#
- 1...Qh5
- 2.Sb3#
- 1...Ra1
- 2.Rc4#
- 1...Rb1
- 2.Rc4#
- 1...Rc2
- 2.Sb3#
- 1...Rc3
- 2.bxc3#
- 1...Rc4
- 2.Rxc4#
- 1...Be5
- 2.Qxe5#
- 1...Bf6
- 2.Qxf6#
- 1...Bg7
- 2.Qxg7#
- 1...Se3
- 2.Qxe3#
- 1...Sb5
- 2.Qd5#
- 1...Sd5
- 2.Qxd5#
- 1...Sa6
- 2.Qd5#
- 1...Se6
- 2.Qd5#
- 1...Sa8
- 2.Qd5#
- 1...Se8
- 2.Qd5#
- 1...Qxe1
- 1.Re1!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 1
- Sets
- Q(b);N_GUARD::S(B)
- Q(b);N_GUARD::S(B),XQ(b)
- Q(b);N_GUARD,P_PINS(F)::S(B)
- Q(b);OGATE,XS(B)::QAR2(E),XQ(b)
- R(a);N_GUARD::R1(D)
- R(a);S_CUTQ(b)::S(B)
- R(a);OGATE::P(A),XR(a)
- R(a);N_GUARD::R1(D),XR(a)
- R(a);OGATE,XR(D)::QAB1(E),XR(a)
- B(h);N_GUARD::QAB1(E),XB(h)
- B(h);N_GUARD::QAB(E),XB(h)
- S(d);N_GUARD::QAB1(E),XS(d)
- S(g);N_GUARD,P_PINR(D)::QAR1(E)
- S(g);N_GUARD,P_PINR(D)::QAR1(E),XS(g)
- Tries
- Try
- K(I);P-FLIGHT,P_SPINR(D),XS(g)
- Threat
- QAR1(E)
- Vars
- R(a);CHECK,OGATE,XR(D)::QAB1(E),XR(a)
- B(h);CHECK,N_GUARD::QAB1(E),XB(h)
- Q(b);N_GUARD::S(B),XQ(b)
- Q(b);N_GUARD::S(B)
- S(d);N_GUARD::QAB1(E),XS(d)
- Refutation
- S(d);
- Try
- R(G);
- Threat
- S(B)
- Vars
- Q(b);N_GUARD,XR(G)::S(B)
- R(a);OGATE,XR(D)::QAB1(E),XR(a)
- Q(b);N_GUARD::S(B),XQ(b)
- Q(b);N_GUARD::S(B)
- R(a);OGATE::P(A),XR(a)
- S(d);N_GUARD::QAB1(E),XS(d)
- Refutation
- S(d);
- Try
- R(G);
- Threat
- QAB1(E)
- Vars
- R(a);OGATE,XR(D)::QAB1(E),XR(a)
- Q(b);N_GUARD::S(B)
- Refutation
- B(h);XR(G)
- Try
- Q(E);CHECK,XP(f)
- Vars
- S(d);N_GUARD,P_SPINS(d)::QAB(E)
- Refutation
- S(d);XQ(E)
- Try
- Q(E);
- Threat
- DUALS(2)
- Vars
- Q(b);XS(B)::R1(G)
- R(a);XR(D)::QAR1(E)
- Q(b);N_GUARD::S(B)
- Q(b);N_GUARD::S(B),XQ(b)
- S(d);N_GUARD::QAB1(E),XS(d)
- S(g);P_PINR(D)::QAR1(E)
- Refutation
- P(f);XQ(E)
- Try
- Q(E);CHECK
- Vars
- Q(b);P_PINS(F),XQ(E)::S(B)
- Refutation
- S(d);P_SPINS(d)
- Try
- Q(E);
- Threat
- DUALS(2)
- Vars
- Q(b);XS(B)::QAR1(E)
- Q(b);N_GUARD::S(B)
- Q(b);N_GUARD::S(B),XQ(b)
- S(d);N_GUARD::QAB(E)
- S(d);::QAR1(E)
- Refutation
- S(d);
- Try
- Q(E);
- Threat
- DUALS(2)
- Vars
- Q(b);XS(B)::QAR1(E)
- Q(b);N_GUARD::S(B)
- Q(b);N_GUARD::S(B),XQ(b)
- S(d);OGATE::QAB(E)
- S(d);::QAR1(E)
- Refutation
- S(d);
- Try
- Actual
- R(G);
- Vars
- Q(b);OGATE,XS(B)::QAR2(E),XQ(b)
- R(a);OGATE,XR(D)::QAB1(E),XR(a)
- S(d);OGATE,XR(G)::QAB(E)
- S(d);OGATE::QAB(E)
- Q(b);N_GUARD::S(B)
- Q(b);N_GUARD::S(B),XQ(b)
- Q(b);N_GUARD,P_PINS(F)::S(B)
- R(a);N_GUARD::R1(D)
- R(a);S_CUTQ(b)::S(B)
- R(a);OGATE::P(A),XR(a)
- R(a);N_GUARD::R1(D),XR(a)
- B(h);N_GUARD::QAB1(E),XB(h)
- B(h);N_GUARD::QAB(E),XB(h)
- S(d);N_GUARD::QAB1(E),XS(d)
- S(g);N_GUARD,P_PINR(D)::QAR1(E)
- S(g);N_GUARD,P_PINR(D)::QAR1(E),XS(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).