MESON Chess Problem Database
Problem Display
PID: 189657 (8/1Q6/2P1P1P1/2pk3p/2Np3R/6p1/3p1pP1/3B1K2 w - - 0 1)
Hansen, Lorenz
Pittsburgh Gazette-Times, 1911
#2
9 + 7
| 6490 | yacpdb | 2019 |
SOLUTION
- SOUND
- Sets
- 1...Kxc4
- 2.Qb3#
- 1...Kxe6
- 2.Qf7#
- 1...d3
- 2.Qd7#
- 1...Kxc4
- Tries
- 1.Bf3+?
- 1...Kxe6
- 2.Qf7#
- 1...Kxc4!
- 1...Kxe6
- 1.Rf4?
- 1...Kxc4
- 2.Qb3#
- 1...Kxe6
- 2.Qd7#
- 2.Qf7#
- 1...d3
- 2.Qd7#
- 1...h4!
- 1...Kxc4
- 1.Rxh5+?
- 1...Kxc4
- 2.Qb3#
- 1...Kxe6
- 2.Qf7#
- 1...Ke4!
- 1...Kxc4
- 1.Qc8?
- 1...d3
- 2.Bf3#
- 2.Qd7#
- 1...Kxc4!
- 1...d3
- 1.Qa7?
- 1...Kxc6
- 2.Qd7#
- 1...Kxe6
- 2.Qf7#
- 1...d3
- 2.Qd7#
- 1...Kxc4!
- 1...Kxc6
- 1.Qc7?
- 1...Kxe6
- 2.Qe5#
- 2.Qf7#
- 1...d3
- 2.Qd6#
- 2.Qd7#
- 1...Kxc4!
- 1...Kxe6
- 1.Qe7?
- 1...Kxc6
- 2.Qd7#
- 1...d3
- 2.Bf3#
- 2.Qd6#
- 2.Qd7#
- 1...Kxc4!
- 1...Kxc6
- 1.Qf7?
- 1...Kxc6
- 2.Qd7#
- 1...d3
- 2.Bf3#
- 2.Qd7#
- 1...Kxc4!
- 1...Kxc6
- 1.Qg7?
- 1...Kxc6
- 2.Qd7#
- 1...Kxe6
- 2.Qe5#
- 2.Qf7#
- 1...d3
- 2.Qd7#
- 1...Kxc4!
- 1...Kxc6
- 1.Qh7?
- 1...Kxc6
- 2.Qd7#
- 1...Kxe6
- 2.Qf7#
- 1...d3
- 2.Qd7#
- 1...Kxc4!
- 1...Kxc6
- 1.c7+?
- 1...Kxc4
- 2.Qb3#
- 1...Kxe6!
- 1...Kxc4
- 1.e7?
- 1...Kxc4
- 2.Qb3#
- 1...d3
- 2.Qd7#
- 1...Ke6!
- 1...Kxc4
- 1.g7?
- 1...Kxc4
- 2.Qb3#
- 1...d3
- 2.Qd7#
- 1...Kxe6!
- 1...Kxc4
- 1.Bf3+?
- Keys
- 1.Qb8!
- 1...Kxc4
- 2.Qb3#
- 1...Kxc6
- 2.Bf3#
- 1...Kxe6
- 2.Qe5#
- 1...d3
- 2.Qd6#
- 1...Kxc4
- 1.Qb8!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 2
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- K(f);OGATEB,P_SPINP(d),S_FLIGHT,XS(D)::QAB1(I)
- K(f);OGATEB,S_FLIGHT,XP(G)::QAB1(I)
- P(d);::QAR2(I)
- Tries
- Try
- B(A);CHECK
- Vars
- K(f);S_FLIGHT,XP(G)::QAB1(I)
- Refutation
- K(f);P_SPINP(d),S_FLIGHT,XS(D)
- Try
- R(E);
- Vars
- K(f);OGATEB,P_SPINP(d),S_FLIGHT,XS(D)::QAB1(I)
- P(d);::QAR2(I)
- Refutation
- P(g);
- Try
- R(E);CHECK,XP(g)
- Vars
- K(f);S_FLIGHT,XS(D)::QAB1(I)
- K(f);S_FLIGHT,XP(G)::QAB1(I)
- Refutation
- K(f);S_FLIGHT
- Try
- Q(I);
- Refutation
- K(f);P_SPINP(d),S_FLIGHT,XS(D)
- Try
- Q(I);
- Vars
- K(f);S_FLIGHT,XP(F)::QAB1(I)
- K(f);OGATEB,S_FLIGHT,XP(G)::QAB1(I)
- P(d);::QAR2(I)
- Refutation
- K(f);P_SPINP(d),S_FLIGHT,XS(D)
- Try
- Q(I);
- Refutation
- K(f);P_SPINP(d),S_FLIGHT,XS(D)
- Try
- Q(I);
- Vars
- K(f);S_FLIGHT,XP(F)::QAB1(I)
- Refutation
- K(f);P_SPINP(d),S_FLIGHT,XS(D)
- Try
- Q(I);
- Vars
- K(f);S_FLIGHT,XP(F)::QAB1(I)
- Refutation
- K(f);P_SPINP(d),S_FLIGHT,XS(D)
- Try
- Q(I);
- Vars
- K(f);S_FLIGHT,XP(F)::QAB1(I)
- P(d);::QAR2(I)
- Refutation
- K(f);P_SPINP(d),S_FLIGHT,XS(D)
- Try
- Q(I);
- Vars
- K(f);S_FLIGHT,XP(F)::QAB1(I)
- K(f);OGATEB,S_FLIGHT,XP(G)::QAB1(I)
- P(d);::QAR2(I)
- Refutation
- K(f);P_SPINP(d),S_FLIGHT,XS(D)
- Try
- P(F);CHECK
- Vars
- K(f);OGATEB,P_SPINP(d),S_FLIGHT,XS(D)::QAB1(I)
- Refutation
- K(f);S_FLIGHT,XP(G)
- Try
- P(G);
- Vars
- K(f);OGATEB,P_SPINP(d),S_FLIGHT,XS(D)::QAB1(I)
- P(d);::QAR2(I)
- Refutation
- K(f);S_FLIGHT
- Try
- P(H);
- Vars
- K(f);OGATEB,P_SPINP(d),S_FLIGHT,XS(D)::QAB1(I)
- P(d);::QAR2(I)
- Refutation
- K(f);S_FLIGHT,XP(G)
- Try
- Actual
- Q(I);
- Vars
- K(f);OGATEB,P_SPINP(d),S_FLIGHT,XS(D)::QAB1(I)
- K(f);S_FLIGHT,XP(F)::B(A)
- K(f);S_FLIGHT,XP(G)::QAR1(I)
- P(d);::QAR1(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).