MESON Chess Problem Database
Problem Display
PID: 222499 (Nb1N2b1/3Q4/q2p4/3k3r/5P2/PK1P2R1/4R3/1B4B1 w - - 0 1)
Hamilton, Charles Dingee Pennock
Philadelphia Times, 1884
#2
11 + 6
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Qxd3+
- 2.Rxd3#
- 1...Qc4+
- 2.dxc4#
- 1...Qb5+
- 2.Qxb5#
- 1...Qb7+
- 2.Qxb7#
- 1...Qc8
- 2.Sb6#
- 1...Qa5
- 2.Qc6#
- 2.Qb7#
- 1...Qb6+
- 2.Sxb6#
- 1...Qc6
- 2.Qxc6#
- 1...Qa7
- 2.Qc6#
- 1...Qxa8
- 2.Qb5#
- 1...Rh1
- 2.Re5#
- 2.Rg5#
- 2.Qf5#
- 1...Rh2
- 2.Re5#
- 2.Rg5#
- 2.Qf5#
- 1...Rh3
- 2.Re5#
- 2.Rg5#
- 2.Qf5#
- 1...Rh4
- 2.Re5#
- 2.Rg5#
- 2.Qf5#
- 1...Re5
- 2.Rxe5#
- 1...Rf5
- 2.Qxf5#
- 1...Rg5
- 2.Rxg5#
- 1...Rh6
- 2.Re5#
- 2.Rg5#
- 2.Qf5#
- 1...Rh7
- 2.Re5#
- 2.Rg5#
- 2.Qf5#
- 1...Rh8
- 2.Re5#
- 2.Rg5#
- 2.Qf5#
- 1...Ba7
- 2.Sc7#
- 1...Bc7
- 2.Sxc7#
- 1...Be6
- 2.Qxe6#
- 1...Bf7
- 2.Qxf7#
- 1...Bh7
- 2.Qe6#
- 2.Qf7#
- 1...Qxd3+
- Tries
- 1.Kb2?
- 1...Qb5+
- 2.Qxb5#
- 1...Qb7+
- 2.Qxb7#
- 1...Qb6+
- 2.Sxb6#
- 1...Qxd3
- 2.Sb6#
- 2.Qc6#
- 1...Qxa8
- 2.Ba2#
- 2.Qb5#
- 1...Qc4
- 2.Sb6#
- 1...Qc8
- 2.Sb6#
- 1...Qa4
- 2.Sb6#
- 1...Qa5
- 2.Ba2#
- 2.Qc6#
- 2.Qb7#
- 1...Qc6
- 2.Qxc6#
- 1...Qa7
- 2.Ba2#
- 2.Qc6#
- 1...Rh1
- 2.Re5#
- 2.Rg5#
- 2.Qf5#
- 1...Rh2
- 2.Rg5#
- 2.Qf5#
- 1...Rh3
- 2.Re5#
- 2.Rg5#
- 2.Qf5#
- 1...Rh4
- 2.Re5#
- 2.Rg5#
- 2.Qf5#
- 1...Re5
- 2.Rxe5#
- 1...Rf5
- 2.Qxf5#
- 1...Rg5
- 2.Rxg5#
- 1...Rh6
- 2.Re5#
- 2.Rg5#
- 2.Qf5#
- 1...Rh7
- 2.Re5#
- 2.Rg5#
- 2.Qf5#
- 1...Rh8
- 2.Re5#
- 2.Rg5#
- 2.Qf5#
- 1...Ba7
- 2.Sc7#
- 1...Bc7
- 2.Sxc7#
- 1...Be6
- 2.Qxe6#
- 1...Bf7
- 2.Qxf7#
- 1...Bh7
- 2.Qe6#
- 2.Qf7#
- 1...Qxa3+!
- 1...Qb5+
- 1.Qb7+?
- 1...Qc6
- 2.Sb6#
- 2.Qxc6#
- 1...Qxb7+!
- 1...Qc6
- 1.a4?
- 1...Qxd3+
- 2.Rxd3#
- 1...Qc4+
- 2.dxc4#
- 1...Qb5+
- 2.Qxb5#
- 1...Qb7+
- 2.Qxb7#
- 1...Qb6+
- 2.Sxb6#
- 1...Qxa8
- 2.Qb5#
- 1...Qc8
- 2.Sb6#
- 1...Qa5
- 2.Qc6#
- 2.Qb7#
- 1...Qc6
- 2.Qxc6#
- 1...Qa7
- 2.Qc6#
- 1...Rh1
- 2.Re5#
- 2.Rg5#
- 2.Qf5#
- 1...Rh2
- 2.Re5#
- 2.Rg5#
- 2.Qf5#
- 1...Rh3
- 2.Re5#
- 2.Rg5#
- 2.Qf5#
- 1...Rh4
- 2.Re5#
- 2.Rg5#
- 2.Qf5#
- 1...Re5
- 2.Rxe5#
- 1...Rf5
- 2.Qxf5#
- 1...Rg5
- 2.Rxg5#
- 1...Rh6
- 2.Re5#
- 2.Rg5#
- 2.Qf5#
- 1...Rh7
- 2.Re5#
- 2.Rg5#
- 2.Qf5#
- 1...Rh8
- 2.Re5#
- 2.Rg5#
- 2.Qf5#
- 1...Ba7
- 2.Sc7#
- 1...Bc7
- 2.Sxc7#
- 1...Be6
- 2.Qxe6#
- 1...Bf7
- 2.Qxf7#
- 1...Bh7
- 2.Qe6#
- 2.Qf7#
- 1...Qxa4+!
- 1...Qxd3+
- 1.Kb2?
- Keys
- 1.Ba2!
- 1...Qxd3+
- 2.Rxd3#
- 1...Qc4+
- 2.dxc4#
- 1...Qb5+
- 2.Qxb5#
- 1...Qb7+
- 2.Qxb7#
- 1...Qxa3+
- 2.Kxa3#
- 1...Qa4+
- 2.Kxa4#
- 1...Qb6+
- 2.Sxb6#
- 1...Qxa8
- 2.Kb2#
- 2.Kc2#
- 2.Kc3#
- 2.Kb4#
- 2.Qb5#
- 1...Qc8
- 2.Sb6#
- 1...Qa5
- 2.Kb2#
- 2.Kc2#
- 2.Qc6#
- 2.Qb7#
- 1...Qc6
- 2.Qxc6#
- 1...Qa7
- 2.Kb2#
- 2.Kc2#
- 2.Kc3#
- 2.Kb4#
- 2.Qc6#
- 1...Rh1
- 2.Re5#
- 2.Rg5#
- 2.Qf5#
- 1...Rh2
- 2.Re5#
- 2.Rg5#
- 2.Qf5#
- 1...Rh3
- 2.Re5#
- 2.Rg5#
- 2.Qf5#
- 1...Rh4
- 2.Re5#
- 2.Rg5#
- 2.Qf5#
- 1...Re5
- 2.Rxe5#
- 1...Rf5
- 2.Qxf5#
- 1...Rg5
- 2.Rxg5#
- 1...Rh6
- 2.Re5#
- 2.Rg5#
- 2.Qf5#
- 1...Rh7
- 2.Re5#
- 2.Rg5#
- 2.Qf5#
- 1...Rh8
- 2.Re5#
- 2.Rg5#
- 2.Qf5#
- 1...Ba7
- 2.Sc7#
- 1...Bc7
- 2.Sxc7#
- 1...Be6
- 2.Qxe6#
- 1...Bf7
- 2.Qxf7#
- 1...Bh7
- 2.Qe6#
- 2.Qf7#
- 1...Qxd3+
- 1.Ba2!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 2
- Sets
- Q(c);CHECK,OGATE,XP(F)::R(G),XQ(c)
- Q(c);CHECK,OGATE::P(F),XQ(c)
- Q(c);CHECK,N_GUARD::QAR2(I),XQ(c)
- Q(c);CHECK,N_GUARD::QAB(I),XQ(c)
- Q(c);N_GUARD::S(J)
- Q(c);CHECK,N_GUARD::S(J),XQ(c)
- Q(c);N_GUARD::QAB1(I),XQ(c)
- Q(c);N_GUARD::QAB1(I)
- Q(c);N_GUARD,XS(J)::QAR2(I)
- R(b);N_GUARD::R1(C),XR(b)
- R(b);N_GUARD::QAR2(I),XR(b)
- R(b);N_GUARD::R(G),XR(b)
- B(e);N_GUARD::S(J)
- B(e);N_GUARD::S(J),XB(e)
- B(f);N_GUARD::QAB1(I),XB(f)
- B(f);N_GUARD::QAB(I),XB(f)
- Tries
- Try
- K(E);P-FLIGHT
- Vars
- Q(c);CHECK,N_GUARD::QAR2(I),XQ(c)
- Q(c);CHECK,N_GUARD::QAB(I),XQ(c)
- Q(c);CHECK,N_GUARD::S(J),XQ(c)
- Q(c);N_GUARD::S(J)
- Q(c);N_GUARD::QAB1(I),XQ(c)
- R(b);N_GUARD::R1(C),XR(b)
- R(b);N_GUARD::QAR2(I),XR(b)
- R(b);N_GUARD::R(G),XR(b)
- B(e);N_GUARD::S(J)
- B(e);N_GUARD::S(J),XB(e)
- B(f);N_GUARD::QAB1(I),XB(f)
- B(f);N_GUARD::QAB(I),XB(f)
- Refutation
- Q(c);CHECK,XP(D)
- Try
- Q(I);CHECK,N_PINP(d)
- Refutation
- Q(c);CHECK,XQ(I)
- Try
- P(D);
- Vars
- Q(c);CHECK,OGATE,XP(F)::R(G),XQ(c)
- Q(c);CHECK,OGATE::P(F),XQ(c)
- Q(c);CHECK,N_GUARD::QAR2(I),XQ(c)
- Q(c);CHECK,N_GUARD::QAB(I),XQ(c)
- Q(c);CHECK,N_GUARD::S(J),XQ(c)
- Q(c);N_GUARD,XS(J)::QAR2(I)
- Q(c);N_GUARD::S(J)
- Q(c);N_GUARD::QAB1(I),XQ(c)
- Q(c);N_GUARD::QAB1(I)
- R(b);N_GUARD::R1(C),XR(b)
- R(b);N_GUARD::QAR2(I),XR(b)
- R(b);N_GUARD::R(G),XR(b)
- B(e);N_GUARD::S(J)
- B(e);N_GUARD::S(J),XB(e)
- B(f);N_GUARD::QAB1(I),XB(f)
- B(f);N_GUARD::QAB(I),XB(f)
- Refutation
- Q(c);CHECK,XP(D)
- Try
- Actual
- B(A);
- Vars
- Q(c);CHECK,OGATE,XP(F)::R(G),XQ(c)
- Q(c);CHECK,OGATE::P(F),XQ(c)
- Q(c);CHECK,N_GUARD::QAR2(I),XQ(c)
- Q(c);CHECK,N_GUARD::QAB(I),XQ(c)
- Q(c);CHECK,XP(D)::B(A)+K(E),XQ(c)
- Q(c);CHECK::B(A)+K(E),XQ(c)
- Q(c);CHECK,N_GUARD::S(J),XQ(c)
- Q(c);N_GUARD::S(J)
- Q(c);N_GUARD::QAB1(I),XQ(c)
- R(b);N_GUARD::R1(C),XR(b)
- R(b);N_GUARD::QAR2(I),XR(b)
- R(b);N_GUARD::R(G),XR(b)
- B(e);N_GUARD::S(J)
- B(e);N_GUARD::S(J),XB(e)
- B(f);N_GUARD::QAB1(I),XB(f)
- B(f);N_GUARD::QAB(I),XB(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).