MESON Chess Problem Database
Problem Display
PID: 208187 (8/5K2/5P2/4RpR1/5k1n/2P5/8/1Q5B w - - 0 1)
Wheeler, Charles Henry
Detroit Free Press, 1875
#2
7 + 3
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Kxe5
- 2.Qb8#
- 1...Sg2
- 2.Qxf5#
- 1...Sf3
- 2.Qxf5#
- 1...Sg6
- 2.Qxf5#
- 1...Kxe5
- Tries
- 1.Ke6?
- threat
- 2.Qc1#
- 1...Sg2
- 2.Qxf5#
- 1...Sf3
- 2.Qxf5#
- 1...Kxg5!
- threat
- 1.Bg2?
- 1...Kxe5
- 2.Qb8#
- 1...Sxg2
- 2.Qxf5#
- 1...Sf3
- 2.Qxf5#
- 1...Sg6
- 2.Qxf5#
- 1...Kxg5!
- 1...Kxe5
- 1.Bc6?
- 1...Kxe5
- 2.Qb8#
- 1...Sg2
- 2.Qxf5#
- 1...Sf3
- 2.Qxf5#
- 1...Sg6
- 2.Qxf5#
- 1...Kxg5!
- 1...Kxe5
- 1.Ba8?
- 1...Kxe5
- 2.Qb8#
- 1...Sg2
- 2.Qxf5#
- 1...Sf3
- 2.Qxf5#
- 1...Sg6
- 2.Qxf5#
- 1...Kxg5!
- 1...Kxe5
- 1.Re1?
- threat
- 2.Qc1#
- 1...Sg2
- 2.Qxf5#
- 1...Sf3
- 2.Qxf5#
- 1...Kxg5!
- threat
- 1.Re2?
- threat
- 2.Qc1#
- 1...Sg2
- 2.Qxf5#
- 1...Sf3
- 2.Qxf5#
- 1...Kxg5!
- threat
- 1.Re6?
- threat
- 2.Qc1#
- 1...Sg2
- 2.Qxf5#
- 1...Sf3
- 2.Qxf5#
- 1...Kxg5!
- threat
- 1.Re7?
- threat
- 2.Qc1#
- 1...Sg2
- 2.Qxf5#
- 1...Sf3
- 2.Qxf5#
- 1...Kxg5!
- threat
- 1.Re8?
- threat
- 2.Qc1#
- 1...Sg2
- 2.Qxf5#
- 1...Sf3
- 2.Qxf5#
- 1...Kxg5!
- threat
- 1.Rg1?
- 1...Kxe5
- 2.Qb8#
- 1...Sf3
- 2.Qxf5#
- 1...Sg6
- 2.Qxf5#
- 1...Sg2!
- 1...Kxe5
- 1.Rg6?
- 1...Kxe5
- 2.Qb8#
- 1...Sg2
- 2.Qxf5#
- 1...Sf3
- 2.Qxf5#
- 1...Sxg6!
- 1...Kxe5
- 1.Rg7?
- 1...Kxe5
- 2.Qb8#
- 1...Sg2
- 2.Qxf5#
- 1...Sf3
- 2.Qxf5#
- 1...Sg6!
- 1...Kxe5
- 1.Rg8?
- 1...Kxe5
- 2.Qb8#
- 1...Sg2
- 2.Qxf5#
- 1...Sf3
- 2.Qxf5#
- 1...Sg6!
- 1...Kxe5
- 1.Qc2?
- 1...Kxe5
- 2.Qh2#
- 1...Sg2
- 2.Qxf5#
- 1...Sf3
- 2.Qxf5#
- 1...Sg6
- 2.Qxf5#
- 1...Kxg5!
- 1...Kxe5
- 1.Qd3?
- threat
- 2.Qe3#
- 2.Qg3#
- 1...Kxe5
- 2.Qg3#
- 2.Qd4#
- 1...Sg2
- 2.Rexf5#
- 2.Qxf5#
- 2.Qg3#
- 1...Sf3
- 2.Rexf5#
- 2.Qxf5#
- 2.Qe3#
- 1...Kxg5!
- threat
- 1.Qe1?
- threat
- 2.Qg3#
- 2.Qe3#
- 1...Sg2
- 2.Rexf5#
- 2.Qg3#
- 1...Kxg5!
- threat
- 1.Qg1?
- threat
- 2.Qe3#
- 2.Qg3#
- 1...Kxe5
- 2.Qh2#
- 2.Qd4#
- 2.Qg3#
- 1...Sg2!
- threat
- 1.Qb4+?
- 1...Kxe5
- 2.Qd4#
- 2.Qb8#
- 1...Kxg5!
- 1...Kxe5
- 1.Ke6?
- Keys
- 1.Bf3!
- 1...Kxf3
- 2.Qf1#
- 1...Kxe5
- 2.Qb8#
- 1...Kxg5
- 2.Qc1#
- 1...Sxf3
- 2.Qxf5#
- 1...Sg2
- 2.Qxf5#
- 1...Sg6
- 2.Qxf5#
- 1...Kxf3
- 1.Bf3!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- K(a);OGATEB,P_SPINP(c),S_FLIGHT,XR(D)::QAB(A)
- S(b);N_GUARD::QAR1(A),XP(c)
- Tries
- Try
- K(G);S_FLIGHT
- Threat
- QAB(A)
- Vars
- S(b);N_GUARD::QAR1(A),XP(c)
- Refutation
- K(a);P_SPINP(c),S_FLIGHT,XR(E)
- Try
- B(B);
- Vars
- K(a);OGATEB,P_SPINP(c),S_FLIGHT,XR(D)::QAB(A)
- S(b);N_GUARD,XB(B)::QAR1(A),XP(c)
- S(b);N_GUARD::QAR1(A),XP(c)
- Refutation
- K(a);P_SPINP(c),S_FLIGHT,XR(E)
- Try
- B(B);
- Vars
- K(a);OGATEB,P_SPINP(c),S_FLIGHT,XR(D)::QAB(A)
- S(b);N_GUARD::QAR1(A),XP(c)
- Refutation
- K(a);P_SPINP(c),S_FLIGHT,XR(E)
- Try
- B(B);
- Vars
- K(a);OGATEB,P_SPINP(c),S_FLIGHT,XR(D)::QAB(A)
- S(b);N_GUARD::QAR1(A),XP(c)
- Refutation
- K(a);P_SPINP(c),S_FLIGHT,XR(E)
- Try
- R(D);
- Threat
- QAB(A)
- Vars
- S(b);N_GUARD::QAR1(A),XP(c)
- Refutation
- K(a);S_FLIGHT,XR(E)
- Try
- R(D);
- Threat
- QAB(A)
- Vars
- S(b);N_GUARD::QAR1(A),XP(c)
- Refutation
- K(a);S_FLIGHT,XR(E)
- Try
- R(D);
- Threat
- QAB(A)
- Vars
- S(b);N_GUARD::QAR1(A),XP(c)
- Refutation
- K(a);S_FLIGHT,XR(E)
- Try
- R(D);
- Threat
- QAB(A)
- Vars
- S(b);N_GUARD::QAR1(A),XP(c)
- Refutation
- K(a);S_FLIGHT,XR(E)
- Try
- R(D);
- Threat
- QAB(A)
- Vars
- S(b);N_GUARD::QAR1(A),XP(c)
- Refutation
- K(a);S_FLIGHT,XR(E)
- Try
- R(E);
- Vars
- K(a);OGATEB,S_FLIGHT,XR(D)::QAB(A)
- S(b);N_GUARD::QAR1(A),XP(c)
- Refutation
- S(b);
- Try
- R(E);
- Vars
- K(a);OGATEB,S_FLIGHT,XR(D)::QAB(A)
- S(b);N_GUARD::QAR1(A),XP(c)
- Refutation
- S(b);XR(E)
- Try
- R(E);
- Vars
- K(a);OGATEB,S_FLIGHT,XR(D)::QAB(A)
- S(b);N_GUARD::QAR1(A),XP(c)
- Refutation
- S(b);
- Try
- R(E);
- Vars
- K(a);OGATEB,S_FLIGHT,XR(D)::QAB(A)
- S(b);N_GUARD::QAR1(A),XP(c)
- Refutation
- S(b);
- Try
- Q(A);
- Vars
- K(a);P_SPINP(c),S_FLIGHT,XR(D)::QAB(A)
- S(b);N_GUARD::QAR1(A),XP(c)
- Refutation
- K(a);P_SPINP(c),S_FLIGHT,XR(E)
- Try
- Q(A);
- Threat
- DUALS(2)
- Refutation
- K(a);P_SPINP(c),S_FLIGHT,XR(E)
- Try
- Q(A);
- Threat
- DUALS(2)
- Refutation
- K(a);P_SPINP(c),S_FLIGHT,XR(E)
- Try
- Q(A);
- Threat
- DUALS(2)
- Refutation
- S(b);
- Try
- Q(A);CHECK
- Refutation
- K(a);P_SPINP(c),S_FLIGHT,XR(E)
- Try
- Actual
- B(B);
- Vars
- K(a);OGATEB,P-FLIGHT,XB(B)::QAR2(A)
- K(a);OGATEB,P_SPINP(c),S_FLIGHT,XR(D)::QAB(A)
- K(a);P_SPINP(c),S_FLIGHT,XR(E)::QAB(A)
- S(b);N_GUARD,SBLOCK,XB(B)::QAR1(A),XP(c)
- S(b);N_GUARD::QAR1(A),XP(c)
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).