MESON Chess Problem Database
Problem Display
PID: 222847 (Nb1B4/p2K4/3p2p1/1p1k4/3P2p1/2PP1b1p/4pQ1P/8 w - - 0 1)
Harvey, Phillip Francis
St. Paul Daily Globe, 1884
#2
8 + 10
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Bh1
- 2.Qf7#
- 1...Bg2
- 2.Qf7#
- 1...Be4
- 2.Qf7#
- 1...Bc7
- 2.Sxc7#
- 1...e1Q
- 2.Qa2#
- 1...e1S
- 2.Qa2#
- 1...e1B
- 2.Qa2#
- 1...e1R
- 2.Qa2#
- 1...g3
- 2.Qxf3#
- 1...b4
- 2.c4#
- 1...a5
- 2.Sb6#
- 1...a6
- 2.Sb6#
- 1...Bh1
- Tries
- 1.Bh4?
- 1...e1Q
- 2.Qa2#
- 1...e1S
- 2.Qa2#
- 1...e1B
- 2.Qa2#
- 1...e1R
- 2.Qa2#
- 1...Bh1
- 2.Qf7#
- 1...Bg2
- 2.Qf7#
- 1...Be4
- 2.Qf7#
- 1...Bc7
- 2.Sxc7#
- 1...g3
- 2.Qxf3#
- 1...b4
- 2.c4#
- 1...a5
- 2.Sb6#
- 1...a6
- 2.Sb6#
- 1...g5!
- 1...e1Q
- 1.Ba5?
- 1...e1Q
- 2.Qa2#
- 1...e1S
- 2.Qa2#
- 1...e1B
- 2.Qa2#
- 1...e1R
- 2.Qa2#
- 1...Bh1
- 2.Qf7#
- 1...Bg2
- 2.Qf7#
- 1...Be4
- 2.Qf7#
- 1...Bc7
- 2.Sxc7#
- 1...g3
- 2.Qxf3#
- 1...b4
- 2.c4#
- 1...a6
- 2.Sb6#
- 1...g5!
- 1...e1Q
- 1.Bc7?
- 1...Bxc7
- 2.Sxc7#
- 1...e1Q
- 2.Qa2#
- 1...e1S
- 2.Qa2#
- 1...e1B
- 2.Qa2#
- 1...e1R
- 2.Qa2#
- 1...Bh1
- 2.Qf7#
- 1...Bg2
- 2.Qf7#
- 1...Be4
- 2.Qf7#
- 1...g3
- 2.Qxf3#
- 1...b4
- 2.c4#
- 1...a5
- 2.Sb6#
- 1...a6
- 2.Sb6#
- 1...g5!
- 1...Bxc7
- 1.Be7?
- 1...e1Q
- 2.Qa2#
- 1...e1S
- 2.Qa2#
- 1...e1B
- 2.Qa2#
- 1...e1R
- 2.Qa2#
- 1...Bh1
- 2.Qf7#
- 1...Bg2
- 2.Qf7#
- 1...Be4
- 2.Qf7#
- 1...Bc7
- 2.Sxc7#
- 1...g3
- 2.Qxf3#
- 1...b4
- 2.c4#
- 1...a5
- 2.Sb6#
- 1...a6
- 2.Sb6#
- 1...g5!
- 1...e1Q
- 1.Qxe2?
- threat
- 2.Qa2#
- 2.Qe6#
- 1...Be4
- 2.Qa2#
- 2.Qxe4#
- 2.dxe4#
- 1...b4
- 2.Qe6#
- 1...Bxe2!
- threat
- 1.Bh4?
- Keys
- 1.Bg5!
- 1...e1Q
- 2.Qa2#
- 1...e1S
- 2.Qa2#
- 1...e1B
- 2.Qa2#
- 1...e1R
- 2.Qa2#
- 1...Bh1
- 2.Qf7#
- 1...Bg2
- 2.Qf7#
- 1...Be4
- 2.Qf7#
- 1...Bc7
- 2.Sxc7#
- 1...g3
- 2.Qxf3#
- 1...b4
- 2.c4#
- 1...a5
- 2.Sb6#
- 1...a6
- 2.Sb6#
- 1...e1Q
- 1.Bg5!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- B(b);OGATE::QAB(A)
- B(j);N_GUARD::S(G),XB(j)
- P(a);OGATE::QAB(A)
- P(d);N_GUARD::QAB(A),XB(b)
- P(e);N_GUARD::P(C)
- P(i);N_GUARD::S(G)
- Tries
- Try
- B(H);
- Vars
- P(a);OGATE::QAB(A)
- B(b);OGATE::QAB(A)
- B(j);N_GUARD::S(G),XB(j)
- P(d);N_GUARD::QAB(A),XB(b)
- P(e);N_GUARD::P(C)
- P(i);N_GUARD::S(G)
- Refutation
- P(h);
- Try
- B(H);
- Vars
- P(a);OGATE::QAB(A)
- B(b);OGATE::QAB(A)
- B(j);N_GUARD::S(G),XB(j)
- P(d);N_GUARD::QAB(A),XB(b)
- P(e);N_GUARD::P(C)
- P(i);N_GUARD::S(G)
- Refutation
- P(h);
- Try
- B(H);
- Vars
- B(j);XB(H)::S(G),XB(j)
- P(a);OGATE::QAB(A)
- B(b);OGATE::QAB(A)
- P(d);N_GUARD::QAB(A),XB(b)
- P(e);N_GUARD::P(C)
- P(i);N_GUARD::S(G)
- Refutation
- P(h);
- Try
- B(H);
- Vars
- P(a);OGATE::QAB(A)
- B(b);OGATE::QAB(A)
- B(j);N_GUARD::S(G),XB(j)
- P(d);N_GUARD::QAB(A),XB(b)
- P(e);N_GUARD::P(C)
- P(i);N_GUARD::S(G)
- Refutation
- P(h);
- Try
- Q(A);XP(a)
- Threat
- DUALS(2)
- Vars
- P(e);::QAB1(A)
- Refutation
- B(b);XQ(A)
- Try
- Actual
- B(H);
- Vars
- P(a);OGATE::QAB(A)
- B(b);OGATE::QAB(A)
- B(j);N_GUARD::S(G),XB(j)
- P(d);N_GUARD::QAB(A),XB(b)
- P(e);N_GUARD::P(C)
- P(i);N_GUARD::S(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).