MESON Chess Problem Database
Problem Display
PID: 222467 (4Q3/8/5p2/3b2rp/1N1k1n1P/2R2BN1/1P3b1B/K3n3 w - - 0 1)
Hamilton, Charles Dingee Pennock
Philadelphia Times, 1883
#2
9 + 8
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Rg4
- 2.Sf5#
- 1...Rf5
- 2.Sxf5#
- 1...Rg6
- 2.Sf5#
- 1...Rg7
- 2.Sf5#
- 1...Rg8
- 2.Sf5#
- 1...Bg1
- 2.Bxg1#
- 1...Be3
- 2.Qxe3#
- 1...Bxg3
- 2.Qe3#
- 1...Ba2
- 2.Sc6#
- 2.Qe4#
- 1...Bb3
- 2.Sc6#
- 2.Qe4#
- 1...Be4
- 2.Qxe4#
- 1...Bc6
- 2.Sxc6#
- 1...Be6
- 2.Sc6#
- 1...Bf7
- 2.Sc6#
- 2.Qe4#
- 1...Bg8
- 2.Sc6#
- 2.Qe4#
- 1...Sc2+
- 2.Sxc2#
- 1...Seg2
- 2.Sc2#
- 1...Sed3
- 2.Sc2#
- 1...Sxf3
- 2.Sc2#
- 1...Se2
- 2.Sxe2#
- 1...Sfg2
- 2.Se2#
- 1...Sfd3
- 2.Se2#
- 1...Sh3
- 2.Se2#
- 1...Se6
- 2.Se2#
- 1...Sg6
- 2.Se2#
- 1...Rg4
- Tries
- 1.hxg5?
- threat
- 2.Sf5#
- 1...Sc2+
- 2.Sxc2#
- 1...Bxg3
- 2.Qe3#
- 1...Be6
- 2.Sc6#
- 1...Be4
- 2.Qxe4#
- 1...f5
- 2.Sxf5#
- 2.Qh8#
- 1...Bc4!
- threat
- 1.hxg5?
- Keys
- 1.Qe6!
- 1...Sc2+
- 2.Sxc2#
- 1...Rxg3
- 2.Qxf6#
- 1...Bxg3
- 2.Qe3#
- 1...Bxf3
- 2.Rc4#
- 1...Bxe6
- 2.Sc6#
- 1...Sxf3
- 2.Sc2#
- 1...Sxe6
- 2.Se2#
- 1...Bc4
- 2.Rxc4#
- 1...Re5
- 2.Qb6#
- 1...Rg4
- 2.Sf5#
- 2.Qxf6#
- 1...Rf5
- 2.Sxf5#
- 1...Rg6
- 2.Sf5#
- 1...Rg7
- 2.Sf5#
- 2.Qxf6#
- 1...Rg8
- 2.Sf5#
- 2.Qxf6#
- 1...Bg1
- 2.Bxg1#
- 1...Be3
- 2.Qxe3#
- 1...Ba2
- 2.Sc6#
- 2.Qe4#
- 1...Bb3
- 2.Sc6#
- 2.Qe4#
- 1...Be4
- 2.Qxe4#
- 1...Bc6
- 2.Sxc6#
- 2.Rc4#
- 1...Bb7
- 2.Rc4#
- 1...Ba8
- 2.Rc4#
- 1...Seg2
- 2.Sc2#
- 1...Sed3
- 2.Sc2#
- 1...Se2
- 2.Sxe2#
- 1...Sfg2
- 2.Se2#
- 1...Sfd3
- 2.Se2#
- 1...Sh3
- 2.Se2#
- 1...Sg6
- 2.Se2#
- 1...f5
- 2.Qf6#
- 1...Sc2+
- 1.Qe6!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 7
- REMOVED MATES = 4
- Sets
- R(f);N_GUARD::S(F)
- R(f);N_GUARD::S(F),XR(f)
- B(b);OGATEB::B(C),XB(b)
- B(b);N_GUARD::QAB1(I),XB(b)
- B(b);N_GUARD,XS(F)::QAB1(I)
- B(e);N_GUARD::QAR1(I),XB(e)
- B(e);N_GUARD::S(G),XB(e)
- B(e);N_GUARD::S(G)
- S(a);CHECK,N_GUARD::S(G),XS(a)
- S(a);N_GUARD::S(G)
- S(a);N_GUARD,XB(E)::S(G)
- S(d);N_GUARD::S(F),XS(d)
- S(d);N_GUARD::S(F)
- Tries
- Try
- P(H);XR(f)
- Threat
- S(F)
- Vars
- S(a);CHECK,N_GUARD::S(G),XS(a)
- B(b);N_GUARD,XS(F)::QAB1(I)
- B(e);N_GUARD::S(G)
- B(e);N_GUARD::QAR1(I),XB(e)
- Refutation
- B(e);
- Try
- Actual
- Q(I);
- Vars
- S(a);CHECK,N_GUARD::S(G),XS(a)
- R(f);N_GUARD,XS(F)::QAB(I),XP(h)
- B(b);N_GUARD,XS(F)::QAB1(I)
- B(e);N_GUARD,XB(E)::R1(D)
- B(e);N_GUARD,XQ(I)::S(G)
- S(a);N_GUARD,XB(E)::S(G)
- S(d);N_GUARD,XQ(I)::S(F)
- B(e);N_GUARD::R1(D),XB(e)
- R(f);SBLOCK::QAB(I)
- R(f);N_GUARD::S(F),XR(f)
- R(f);N_GUARD::S(F)
- B(b);OGATEB::B(C),XB(b)
- B(b);N_GUARD::QAB1(I),XB(b)
- B(e);N_GUARD::QAR1(I),XB(e)
- B(e);N_GUARD::R1(D)
- S(a);N_GUARD::S(G)
- S(d);N_GUARD::S(F),XS(d)
- S(d);N_GUARD::S(F)
- P(h);S_CUTR(f)::QAB(I)
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).