MESON Chess Problem Database
Problem Display
PID: 223417 (4K3/6p1/6k1/7R/3B4/4Qn2/8/3B4 w - - 0 1)
Wainwright, Joseph CJ
Baltimore Sunday News, 1886
#2
5 + 3
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Se1
- 2.Qg5#
- 2.Qg3#
- 2.Qe4#
- 2.Qe6#
- 1...Sg1
- 2.Qxg1#
- 2.Qg5#
- 2.Qd3#
- 2.Qg3#
- 2.Qe4#
- 2.Qe6#
- 1...Sd2
- 2.Qg1#
- 2.Qg5#
- 2.Qg3#
- 2.Qe6#
- 1...Sh2
- 2.Qg5#
- 2.Qd3#
- 2.Qe4#
- 2.Qe6#
- 1...Sxd4
- 2.Qg5#
- 1...Sh4
- 2.Qg5#
- 2.Qg3#
- 2.Qe6#
- 1...Se5
- 2.Qg5#
- 1...Sg5
- 2.Qxg5#
- 1...Se1
- Tries
- 1.Ke7?
- 1...Sxd4
- 2.Qg1#
- 2.Qg5#
- 2.Qg3#
- 1...Se1
- 2.Qg5#
- 2.Qg3#
- 2.Qe4#
- 2.Qe6#
- 1...Sg1
- 2.Qxg1#
- 2.Qg5#
- 2.Qd3#
- 2.Qg3#
- 2.Qe4#
- 2.Qe6#
- 1...Sd2
- 2.Qg1#
- 2.Qg5#
- 2.Qg3#
- 2.Qe6#
- 1...Sh2
- 2.Qg5#
- 2.Qd3#
- 2.Qe4#
- 2.Qe6#
- 1...Sh4
- 2.Qg5#
- 2.Qg3#
- 2.Qe6#
- 1...Se5
- 2.Qg5#
- 2.Qe4#
- 1...Sg5
- 2.Qxg5#
- 1...Kxh5!
- 1...Sxd4
- 1.Kf8?
- threat
- 2.Qe8#
- 1...Sxd4
- 2.Qg5#
- 1...Se5
- 2.Qg5#
- 1...Sg5
- 2.Qxg5#
- 1...Kxh5!
- threat
- 1.Be2?
- 1...Sxd4
- 2.Qg5#
- 1...Se1
- 2.Qg5#
- 2.Qg3#
- 2.Qe4#
- 2.Qe6#
- 1...Sg1
- 2.Qxg1#
- 2.Qg5#
- 2.Qd3#
- 2.Qg3#
- 2.Qe4#
- 2.Qe6#
- 1...Sd2
- 2.Qg1#
- 2.Qg5#
- 2.Qg3#
- 2.Qe6#
- 1...Sh2
- 2.Qg5#
- 2.Qd3#
- 2.Qe4#
- 2.Qe6#
- 1...Sh4
- 2.Qg5#
- 2.Qg3#
- 2.Qe6#
- 1...Se5
- 2.Qg5#
- 1...Sg5
- 2.Qxg5#
- 1...Kxh5!
- 1...Sxd4
- 1.Bb3?
- threat
- 2.Bf7#
- 1...Sxd4
- 2.Qg5#
- 1...Se5
- 2.Qg5#
- 1...Sg5
- 2.Qxg5#
- 1...Kxh5!
- threat
- 1.Ba4?
- 1...Sxd4
- 2.Qg5#
- 1...Se5
- 2.Qg5#
- 1...Sg5
- 2.Qxg5#
- 1...Se1
- 2.Qg5#
- 1...Sg1
- 2.Qg5#
- 1...Sd2
- 2.Qg5#
- 1...Sh2
- 2.Qg5#
- 1...Sh4
- 2.Qg5#
- 1...Kxh5!
- 1...Sxd4
- 1.Ba1?
- 1...Se1
- 2.Qg5#
- 2.Qb6#
- 2.Qg3#
- 2.Qe4#
- 2.Qe6#
- 1...Sg1
- 2.Qxg1#
- 2.Qg5#
- 2.Qb6#
- 2.Qd3#
- 2.Qg3#
- 2.Qe4#
- 2.Qe6#
- 1...Sd2
- 2.Qg1#
- 2.Qg5#
- 2.Qb6#
- 2.Qg3#
- 2.Qe6#
- 1...Sh2
- 2.Qg5#
- 2.Qb6#
- 2.Qd3#
- 2.Qe4#
- 2.Qe6#
- 1...Sd4
- 2.Qg5#
- 1...Sh4
- 2.Qg5#
- 2.Qb6#
- 2.Qg3#
- 2.Qe6#
- 1...Se5
- 2.Qg5#
- 1...Sg5
- 2.Qxg5#
- 1...Kxh5!
- 1...Se1
- 1.Bb2?
- 1...Se1
- 2.Qg5#
- 2.Qb6#
- 2.Qg3#
- 2.Qe4#
- 2.Qe6#
- 1...Sg1
- 2.Qxg1#
- 2.Qg5#
- 2.Qb6#
- 2.Qd3#
- 2.Qg3#
- 2.Qe4#
- 2.Qe6#
- 1...Sd2
- 2.Qg1#
- 2.Qg5#
- 2.Qb6#
- 2.Qg3#
- 2.Qe6#
- 1...Sh2
- 2.Qg5#
- 2.Qb6#
- 2.Qd3#
- 2.Qe4#
- 2.Qe6#
- 1...Sd4
- 2.Qg5#
- 1...Sh4
- 2.Qg5#
- 2.Qb6#
- 2.Qg3#
- 2.Qe6#
- 1...Se5
- 2.Qg5#
- 1...Sg5
- 2.Qxg5#
- 1...Kxh5!
- 1...Se1
- 1.Bc3?
- 1...Se1
- 2.Qg5#
- 2.Qb6#
- 2.Qg3#
- 2.Qe4#
- 2.Qe6#
- 1...Sg1
- 2.Qxg1#
- 2.Qg5#
- 2.Qb6#
- 2.Qd3#
- 2.Qg3#
- 2.Qe4#
- 2.Qe6#
- 1...Sd2
- 2.Qg1#
- 2.Qg5#
- 2.Qb6#
- 2.Qg3#
- 2.Qe6#
- 1...Sh2
- 2.Qg5#
- 2.Qb6#
- 2.Qd3#
- 2.Qe4#
- 2.Qe6#
- 1...Sd4
- 2.Qg5#
- 1...Sh4
- 2.Qg5#
- 2.Qb6#
- 2.Qg3#
- 2.Qe6#
- 1...Se5
- 2.Qg5#
- 1...Sg5
- 2.Qxg5#
- 1...Kxh5!
- 1...Se1
- 1.Be5?
- 1...Sxe5
- 2.Qg5#
- 1...Se1
- 2.Qg5#
- 2.Qb6#
- 2.Qg3#
- 2.Qe4#
- 1...Sg1
- 2.Qxg1#
- 2.Qg5#
- 2.Qb6#
- 2.Qd3#
- 2.Qg3#
- 2.Qe4#
- 1...Sd2
- 2.Qg1#
- 2.Qg5#
- 2.Qb6#
- 2.Qg3#
- 1...Sh2
- 2.Qg5#
- 2.Qb6#
- 2.Qd3#
- 2.Qe4#
- 1...Sd4
- 2.Qg1#
- 2.Qg5#
- 2.Qg3#
- 1...Sh4
- 2.Qg5#
- 2.Qb6#
- 2.Qg3#
- 1...Sg5
- 2.Qxg5#
- 1...Kxh5!
- 1...Sxe5
- 1.Ba7?
- 1...Kf6
- 2.Qb6#
- 1...Se1
- 2.Qg5#
- 2.Qb6#
- 2.Qe6#
- 1...Sg1
- 2.Qg5#
- 2.Qb6#
- 2.Qe6#
- 1...Sd2
- 2.Qg5#
- 2.Qb6#
- 2.Qe6#
- 1...Sh2
- 2.Qg5#
- 2.Qb6#
- 2.Qe6#
- 1...Sd4
- 2.Qg5#
- 1...Sh4
- 2.Qg5#
- 2.Qb6#
- 2.Qe6#
- 1...Se5
- 2.Qg5#
- 1...Sg5
- 2.Qxg5#
- 1...Kxh5!
- 1...Kf6
- 1.Qc1?
- 1...Sxd4
- 2.Qg5#
- 1...Se1
- 2.Qg5#
- 2.Qc6#
- 1...Sg1
- 2.Qg5#
- 2.Qb1#
- 2.Qc2#
- 2.Qc6#
- 1...Sd2
- 2.Qc6#
- 1...Sh2
- 2.Qg5#
- 2.Qb1#
- 2.Qc2#
- 2.Qc6#
- 1...Sh4
- 2.Qg5#
- 2.Qc6#
- 1...Se5
- 2.Qg5#
- 1...Sg5
- 2.Qxg5#
- 1...Kxh5!
- 1...Sxd4
- 1.Qf4?
- threat
- 2.Qf5#
- 2.Qf7#
- 1...Sxd4
- 2.Qg5#
- 2.Qf7#
- 1...Sh4
- 2.Qg3#
- 2.Qg5#
- 2.Qd6#
- 2.Qg4#
- 2.Qf7#
- 1...Se5
- 2.Qg5#
- 2.Qf5#
- 1...Sg5
- 2.Qxg5#
- 1...Kxh5!
- threat
- 1.Qe5?
- threat
- 2.Bc2#
- 2.Qf5#
- 1...Sxd4
- 2.Qg5#
- 1...Sg5
- 2.Qxg5#
- 1...Se1
- 2.Qg3#
- 2.Qd6#
- 2.Qxg7#
- 2.Qe4#
- 2.Qf5#
- 2.Qg5#
- 2.Qe6#
- 1...Sd2
- 2.Qg3#
- 2.Qd6#
- 2.Qxg7#
- 2.Qf5#
- 2.Qg5#
- 2.Qe6#
- 1...Sh4
- 2.Qg3#
- 2.Qd6#
- 2.Qxg7#
- 2.Qg5#
- 2.Qe6#
- 1...Sxe5!
- threat
- 1.Qe7?
- threat
- 2.Qf7#
- 1...Sg5
- 2.Qxg5#
- 1...Se5
- 2.Qg5#
- 2.Qd6#
- 2.Qe6#
- 1...Kxh5!
- threat
- 1.Ke7?
- Keys
- 1.Bf6!
- 1...Kxh5
- 2.Qg5#
- 1...Kxf6
- 2.Qb6#
- 1...gxf6
- 2.Qh6#
- 1...Se1
- 2.Qg5#
- 1...Sg1
- 2.Qg5#
- 1...Sd2
- 2.Qg5#
- 1...Sh2
- 2.Qg5#
- 1...Sd4
- 2.Qg5#
- 1...Sh4
- 2.Qg5#
- 1...Se5
- 2.Qg5#
- 1...Sg5
- 2.Qxg5#
- 1...Kxh5
- 1.Bf6!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 8
- REMOVED MATES = 0
- Sets
- S(a);N_GUARD,XB(C)::QAR1(B)
- S(a);N_GUARD::QAR1(B)
- S(a);N_GUARD::QAR1(B),XS(a)
- Tries
- Try
- K(E);P-FLIGHT
- Vars
- S(a);N_GUARD::QAR1(B),XS(a)
- Refutation
- K(b);P_SPINS(a),S_FLIGHT,XR(D)
- Try
- K(E);P-FLIGHT
- Threat
- QAB(B)
- Vars
- S(a);N_GUARD,XB(C)::QAR1(B)
- S(a);N_GUARD::QAR1(B)
- S(a);N_GUARD::QAR1(B),XS(a)
- Refutation
- K(b);P_SPINS(a),S_FLIGHT,XR(D)
- Try
- B(A);
- Vars
- S(a);N_GUARD,XB(C)::QAR1(B)
- S(a);N_GUARD::QAR1(B)
- S(a);N_GUARD::QAR1(B),XS(a)
- Refutation
- K(b);P_SPINS(a),S_FLIGHT,XR(D)
- Try
- B(A);
- Threat
- B(A)
- Vars
- S(a);N_GUARD,XB(C)::QAR1(B)
- S(a);N_GUARD::QAR1(B)
- S(a);N_GUARD::QAR1(B),XS(a)
- Refutation
- K(b);S_FLIGHT,XR(D)
- Try
- B(A);
- Vars
- S(a);N_GUARD,XB(C)::QAR1(B)
- S(a);N_GUARD::QAR1(B)
- S(a);N_GUARD::QAR1(B),XS(a)
- Refutation
- K(b);S_FLIGHT,XR(D)
- Try
- B(C);
- Vars
- S(a);N_GUARD::QAR1(B)
- S(a);N_GUARD::QAR1(B),XS(a)
- Refutation
- K(b);P_SPINS(a),S_FLIGHT,XR(D)
- Try
- B(C);
- Vars
- S(a);N_GUARD::QAR1(B)
- S(a);N_GUARD::QAR1(B),XS(a)
- Refutation
- K(b);P_SPINS(a),S_FLIGHT,XR(D)
- Try
- B(C);
- Vars
- S(a);N_GUARD::QAR1(B)
- S(a);N_GUARD::QAR1(B),XS(a)
- Refutation
- K(b);P_SPINS(a),S_FLIGHT,XR(D)
- Try
- B(C);
- Vars
- S(a);N_GUARD,XB(C)::QAR1(B)
- S(a);N_GUARD::QAR1(B),XS(a)
- Refutation
- K(b);P_SPINS(a),S_FLIGHT,XR(D)
- Try
- B(C);
- Vars
- K(b);P-FLIGHT::QAR(B)
- S(a);N_GUARD::QAR1(B)
- S(a);N_GUARD::QAR1(B),XS(a)
- Refutation
- K(b);P_SPINS(a),S_FLIGHT,XR(D)
- Try
- Q(B);
- Vars
- S(a);N_GUARD,XB(C)::QAR1(B)
- S(a);::QAR(B)
- S(a);N_GUARD::QAR1(B)
- S(a);N_GUARD::QAR1(B),XS(a)
- Refutation
- K(b);P_SPINS(a),S_FLIGHT,XR(D)
- Try
- Q(B);
- Threat
- DUALS(2)
- Vars
- S(a);N_GUARD::QAR1(B),XS(a)
- Refutation
- K(b);P_SPINS(a),S_FLIGHT,XR(D)
- Try
- Q(B);
- Threat
- DUALS(2)
- Vars
- S(a);N_GUARD,XB(C)::QAR1(B)
- S(a);N_GUARD::QAR1(B),XS(a)
- Refutation
- S(a);XQ(B)
- Try
- Q(B);
- Threat
- QAB1(B)
- Vars
- S(a);N_GUARD::QAR1(B),XS(a)
- Refutation
- K(b);P_SPINS(a),S_FLIGHT,XR(D)
- Try
- Actual
- B(C);
- Vars
- K(b);P_SPINS(a),S_FLIGHT,XR(D)::QAR1(B)
- K(b);OGATEB,P-FLIGHT,XB(C)::QAR(B)
- P(c);N_GUARD,SBLOCK,XB(C)::QAR1(B)
- S(a);N_GUARD::QAR1(B)
- S(a);N_GUARD::QAR1(B),XS(a)
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).