MESON Chess Problem Database
Problem Display
PID: 189813 (3K1Q2/2P2p2/4p3/4kp1P/2P5/3BB3/8/8 w - - 0 1)
Keeney, Palmer Gunkel
Pittsburgh Gazette-Times, 1912
#2
7 + 4
| 6490 | yacpdb | 2019 |
SOLUTION
- SOUND
- Sets
- 1...Kf6
- 2.Qh8#
- 1...f6
- 2.Qc5#
- 1...Kf6
- Tries
- 1.Kd7?
- 1...Kf6
- 2.Qh8#
- 1...f6
- 2.Qc5#
- 2.Qd6#
- 1...f4!
- 1...Kf6
- 1.Ke7?
- 1...f6
- 2.Qxf6#
- 1...f4!
- 1...f6
- 1.Ke8?
- 1...Kf6
- 2.Qh8#
- 1...f6
- 2.Qc5#
- 1...f4!
- 1...Kf6
- 1.Bb1?
- 1...Kf6
- 2.Qh8#
- 1...f6
- 2.Qc5#
- 1...f4!
- 1...Kf6
- 1.Bc2?
- 1...Kf6
- 2.Qh8#
- 1...f6
- 2.Qc5#
- 1...f4!
- 1...Kf6
- 1.Bc1?
- 1...Kf6
- 2.Qh8#
- 1...f4
- 2.Bb2#
- 1...f6
- 2.Qc5#
- 1...Kd4!
- 1...Kf6
- 1.Qh6?
- 1...f4
- 2.Qxf4#
- 1...f6
- 2.Qf4#
- 1...Kd6!
- 1...f4
- 1.Qe7?
- 1...f6
- 2.Qc5#
- 1...f4!
- 1...f6
- 1.Qxf7?
- 1...f4
- 2.Qxf4#
- 1...Kd6!
- 1...f4
- 1.c5?
- 1...Kd5
- 2.Qd6#
- 1...Kf6
- 2.Qh8#
- 1...f6
- 2.Qd6#
- 1...f4!
- 1...Kd5
- 1.h6?
- 1...Kf6
- 2.Qg7#
- 1...f6
- 2.Qc5#
- 1...f4!
- 1...Kf6
- 1.c8Q?
- 1...Kf6
- 2.Qh8#
- 1...f6
- 2.Qfc5#
- 2.Qcc5#
- 2.Qc7#
- 2.Qb8#
- 1...f4!
- 1...Kf6
- 1.c8S?
- 1...Kf6
- 2.Qh8#
- 1...f6
- 2.Qc5#
- 2.Qd6#
- 1...f4!
- 1...Kf6
- 1.c8B?
- 1...Kf6
- 2.Qh8#
- 1...f6
- 2.Qc5#
- 1...f4!
- 1...Kf6
- 1.c8R?
- 1...Kf6
- 2.Qh8#
- 1...f6
- 2.Rc5#
- 2.Qc5#
- 1...f4!
- 1...Kf6
- 1.Kd7?
- Keys
- 1.Bd2!
- 1...Kd4
- 2.Qd6#
- 1...Kf6
- 2.Qh8#
- 1...f4
- 2.Bc3#
- 1...f6
- 2.Qc5#
- 1...Kd4
- 1.Bd2!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- K(a);P_SPINP(d),S_FLIGHT::QAB(G)
- P(d);SBLOCK::QAR2(G)
- Tries
- Try
- K(F);P-FLIGHT
- Vars
- K(a);P_SPINP(d),S_FLIGHT::QAB(G)
- Refutation
- P(b);
- Try
- K(F);S_FLIGHT
- Vars
- P(d);OGATE::QAB1(G),XP(d)
- Refutation
- P(b);
- Try
- K(F);P-FLIGHT
- Vars
- K(a);P_SPINP(d),S_FLIGHT::QAB(G)
- P(d);SBLOCK::QAR2(G)
- Refutation
- P(b);
- Try
- B(A);
- Vars
- K(a);P_SPINP(d),S_FLIGHT::QAB(G)
- P(d);SBLOCK::QAR2(G)
- Refutation
- P(b);
- Try
- B(A);
- Vars
- K(a);P_SPINP(d),S_FLIGHT::QAB(G)
- P(d);SBLOCK::QAR2(G)
- Refutation
- P(b);
- Try
- B(B);
- Vars
- K(a);P_SPINP(d),S_FLIGHT::QAB(G)
- P(b);SBLOCK::B(B)
- P(d);SBLOCK::QAR2(G)
- Refutation
- K(a);S_FLIGHT
- Try
- Q(G);
- Vars
- P(b);::QAB1(G),XP(b)
- P(d);SBLOCK::QAB1(G)
- Refutation
- K(a);P_SPINP(c),S_FLIGHT
- Try
- Q(G);P_PINP(c)
- Vars
- P(d);SBLOCK::QAR2(G)
- Refutation
- P(b);
- Try
- Q(G);XP(d)
- Vars
- P(b);OGATE::QAB1(G),XP(b)
- Refutation
- K(a);S_FLIGHT
- Try
- P(C);
- Vars
- K(a);P-FLIGHT::QAR1(G)
- K(a);P_SPINP(d),S_FLIGHT::QAB(G)
- P(d);SBLOCK::QAB1(G)
- Refutation
- P(b);
- Try
- P(D);
- Vars
- K(a);P_SPINP(d),S_FLIGHT::QAB1(G)
- P(d);SBLOCK::QAR2(G)
- Refutation
- P(b);
- Try
- P(E);
- Vars
- K(a);P_SPINP(d),S_FLIGHT::QAB(G)
- Refutation
- P(b);
- Try
- P(E);
- Vars
- K(a);P_SPINP(d),S_FLIGHT::QAB(G)
- Refutation
- P(b);
- Try
- P(E);
- Vars
- K(a);P_SPINP(d),S_FLIGHT::QAB(G)
- P(d);SBLOCK::QAR2(G)
- Refutation
- P(b);
- Try
- P(E);
- Vars
- K(a);P_SPINP(d),S_FLIGHT::QAB(G)
- Refutation
- P(b);
- Try
- Actual
- B(B);
- Vars
- K(a);S_FLIGHT::QAR2(G)
- K(a);P_SPINP(d),S_FLIGHT::QAB(G)
- P(b);SBLOCK::B(B)
- P(d);SBLOCK::QAR2(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).