MESON Chess Problem Database
Problem Display
PID: 175630 (6b1/3RB3/p2N4/Pp2kpNK/1Rp5/6P1/3PP3/7Q w - - 0 1)
Wainwright, Joseph CJ
San Francisco Chronicle, 1900
#2
11 + 6
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Kd4
- 2.Sdf7#
- 1...Bf7+
- 2.Sdxf7#
- 1...Bh7
- 2.Sdf7#
- 1...c3
- 2.d4#
- 1...f4
- 2.Qe4#
- 1...Kd4
- Tries
- 1.Kg6?
- threat
- 2.Bf6#
- 1...Bf7+
- 2.Sdxf7#
- 1...Kd4
- 2.Sdf7#
- 1...Bh7+!
- threat
- 1.Sxc4+?
- 1...Bxc4
- 2.Qa1#
- 2.d4#
- 1...bxc4!
- 1...Bxc4
- 1.Sxf5?
- threat
- 2.Qe4#
- 1...Kxf5
- 2.Qe4#
- 1...Bd5
- 2.Rxd5#
- 2.Qxd5#
- 1...Bf7+!
- threat
- 1.Se8?
- threat
- 2.Bf6#
- 1...f4
- 2.Qe4#
- 1...Bf7+!
- threat
- 1.Bf8?
- threat
- 2.Bg7#
- 1...Kd4
- 2.Sdf7#
- 1...Kf6
- 2.Bg7#
- 1...Bf7+!
- threat
- 1.Rxb5+?
- 1...Kd4
- 2.Sf3#
- 2.Sxf5#
- 2.Sdf7#
- 2.Bf6#
- 2.Qg1#
- 1...Bd5
- 2.Rxd5#
- 2.Qxd5#
- 1...axb5!
- 1...Kd4
- 1.Qf3?
- 1...Bf7+
- 2.Sdxf7#
- 1...Kd4
- 2.Sdf7#
- 1...Bd5
- 2.Qc3#
- 2.Qf4#
- 1...Bh7
- 2.Sdf7#
- 1...c3
- 2.Qxf5#
- 2.d4#
- 1...f4
- 2.Qe4#
- 1...Be6!
- 1...Bf7+
- 1.Qc6?
- 1...Bf7+
- 2.Sdxf7#
- 1...Kd4
- 2.Sf3#
- 2.Sdf7#
- 2.Bf6#
- 1...Be6
- 2.Sf3#
- 1...Bh7
- 2.Sdf7#
- 2.Qc5#
- 1...c3
- 2.d4#
- 1...f4
- 2.Qe4#
- 1...Bd5!
- 1...Bf7+
- 1.Qb7?
- 1...Bf7+
- 2.Sdxf7#
- 1...Kd4
- 2.Sdf7#
- 1...Be6
- 2.Sf3#
- 1...Bh7
- 2.Sdf7#
- 1...c3
- 2.d4#
- 1...f4
- 2.Qe4#
- 1...Bd5!
- 1...Bf7+
- 1.Kg6?
- Keys
- 1.Qa8!
- 1...Bf7+
- 2.Sdxf7#
- 1...Kd4
- 2.Sdf7#
- 1...Be6
- 2.Sf3#
- 1...Bd5
- 2.Qh8#
- 1...Bh7
- 2.Sdf7#
- 1...c3
- 2.d4#
- 1...f4
- 2.Qe4#
- 1...Bf7+
- 1.Qa8!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- K(c);P_SPINP(a),S_FLIGHT::R(J)+S(I)
- B(f);CHECK,N_GUARD::S(I),XB(f)
- B(f);N_GUARD::S(I)
- P(a);N_GUARD::P(B)
- P(d);N_GUARD::QAR1(A)
- Tries
- Try
- K(H);S_FLIGHT
- Threat
- B(K)
- Vars
- B(f);CHECK,N_GUARD::S(I),XB(f)
- K(c);P_SPINP(a),S_FLIGHT::R(J)+S(I)
- Refutation
- B(f);CHECK
- Try
- S(I);CHECK,XP(a)
- Refutation
- P(b);XS(I)
- Try
- S(I);XP(d)
- Threat
- QAR1(A)
- Vars
- K(c);P-FLIGHT,XS(I)::QAB1(A)
- Refutation
- B(f);CHECK
- Try
- S(I);
- Threat
- B(K)
- Vars
- P(d);N_GUARD::QAR1(A)
- Refutation
- B(f);CHECK
- Try
- B(K);
- Threat
- B(K)
- Vars
- K(c);P_SPINP(a),S_FLIGHT::R(J)+S(I)
- K(c);S_FLIGHT::B(K)
- Refutation
- B(f);CHECK
- Try
- R(E);CHECK,XP(b)
- Refutation
- P(e);XR(E)
- Try
- Q(A);
- Vars
- B(f);CHECK,N_GUARD::S(I),XB(f)
- K(c);P_SPINP(a),S_FLIGHT::R(J)+S(I)
- B(f);N_GUARD::S(I)
- P(d);N_GUARD::QAR1(A)
- Refutation
- B(f);
- Try
- Q(A);
- Vars
- B(f);CHECK,N_GUARD::S(I),XB(f)
- B(f);SBLOCK::S(G)
- P(a);N_GUARD::P(B)
- P(d);N_GUARD::QAR1(A)
- Refutation
- B(f);
- Try
- Q(A);
- Vars
- B(f);CHECK,N_GUARD::S(I),XB(f)
- K(c);P_SPINP(a),S_FLIGHT::R(J)+S(I)
- B(f);SBLOCK::S(G)
- B(f);N_GUARD::S(I)
- P(a);N_GUARD::P(B)
- P(d);N_GUARD::QAR1(A)
- Refutation
- B(f);
- Try
- Actual
- Q(A);
- Vars
- B(f);CHECK,N_GUARD::S(I),XB(f)
- K(c);P_SPINP(a),S_FLIGHT::R(J)+S(I)
- B(f);SBLOCK::S(G)
- B(f);OGATE,SBLOCK::QAB(A)
- B(f);N_GUARD::S(I)
- P(a);N_GUARD::P(B)
- P(d);N_GUARD::QAR1(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).