MESON Chess Problem Database
Problem Display
PID: 205105 (n3K1b1/1P1R3N/N3k3/3pBp1B/1q2pP1p/p5bn/P2P2Q1/8 w - - 0 1)
Wainwright, Joseph CJ
American Chess Bulletin, 1910
#2
11 + 11
| 15148 | Sadier Collection | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Qxd2
- 2.Sc5#
- 2.Sf8#
- 2.Rd6#
- 2.Re7#
- 1...Qc3
- 2.Sf8#
- 2.Rd6#
- 2.Re7#
- 1...Qa5
- 2.Sf8#
- 2.Rd6#
- 2.Re7#
- 1...Qc5
- 2.Sxc5#
- 1...Qd6
- 2.Rxd6#
- 1...Qe7+
- 2.Rxe7#
- 1...Qf8+
- 2.Sxf8#
- 1...Qb1
- 2.Sc5#
- 2.Sf8#
- 2.Rd6#
- 2.Re7#
- 1...Qb2
- 2.Sc5#
- 2.Sf8#
- 2.Rd6#
- 2.Re7#
- 1...Qb3
- 2.Sc5#
- 2.Sf8#
- 2.Rd6#
- 2.Re7#
- 1...Qa4
- 2.Sc5#
- 2.Sf8#
- 1...Qc4
- 2.Sf8#
- 2.Rd6#
- 2.Re7#
- 1...Qd4
- 2.Sf8#
- 2.Rd6#
- 2.Re7#
- 1...Qb5
- 2.Sf8#
- 1...Qb6
- 2.Sf8#
- 2.Re7#
- 1...Qxb7
- 2.Sc5#
- 2.Sf8#
- 2.Rd6#
- 1...Be1
- 2.Qg6#
- 2.Qxg8#
- 1...Bf2
- 2.Qg6#
- 2.Qxg8#
- 1...Bh2
- 2.Qg6#
- 2.Qxg8#
- 1...Bf7+
- 2.Bxf7#
- 1...Bxh7
- 2.Bf7#
- 1...Sg1
- 2.Sg5#
- 1...Sf2
- 2.Sg5#
- 1...Sg5
- 2.Sxg5#
- 1...Sb6
- 2.Sc7#
- 1...Sc7+
- 2.Sxc7#
- 1...e3
- 2.Qxd5#
- 1...Qxd2
- Tries
- 1.Sxb4?
- threat
- 2.Sf8#
- 2.Rd6#
- 2.Re7#
- 1...Bf7+
- 2.Bxf7#
- 1...Bxf4
- 2.Re7#
- 1...Bxh7
- 2.Bf7#
- 2.Rd6#
- 2.Re7#
- 1...Sxf4
- 2.Re7#
- 1...Sc7+!
- threat
- 1.Qxh3?
- threat
- 2.Sg5#
- 1...Qe7+
- 2.Rxe7#
- 1...Qf8+
- 2.Sxf8#
- 1...Bf7+
- 2.Bxf7#
- 1...Sc7+
- 2.Sxc7#
- 1...Bxh7
- 2.Bf7#
- 1...Bxf4!
- threat
- 1.Qxe4?
- threat
- 2.Qxd5#
- 1...Qe7+
- 2.Rxe7#
- 1...Qf8+
- 2.Sxf8#
- 1...Bf7+
- 2.Bxf7#
- 1...Sc7+
- 2.Sxc7#
- 1...Qxd2
- 2.Sc5#
- 2.Sf8#
- 2.Rd6#
- 2.Re7#
- 1...Qxe4
- 2.Sc5#
- 2.Sf8#
- 2.Rd6#
- 2.Re7#
- 1...Qxb7
- 2.Sc5#
- 2.Sf8#
- 2.Rd6#
- 1...Sxf4
- 2.Sg5#
- 1...fxe4
- 2.Bg4#
- 1...Qd6
- 2.Rxd6#
- 1...Qa5
- 2.Sf8#
- 2.Rd6#
- 2.Re7#
- 1...Qc5
- 2.Sxc5#
- 1...Qb3
- 2.Sc5#
- 2.Sf8#
- 2.Rd6#
- 2.Re7#
- 1...Qc4
- 2.Sf8#
- 2.Rd6#
- 2.Re7#
- 1...Qd4
- 2.Sf8#
- 2.Rd6#
- 2.Re7#
- 1...Qb5
- 2.Sf8#
- 1...Sb6
- 2.Sc7#
- 1...d4
- 2.Qd5#
- 1...dxe4!
- threat
- 1.Sxb4?
- Keys
- 1.d4!
- 1...Qe7+
- 2.Rxe7#
- 1...Qf8+
- 2.Sxf8#
- 1...Bf7+
- 2.Bxf7#
- 1...Sc7+
- 2.Sxc7#
- 1...Qxd4
- 2.Sf8#
- 2.Rd6#
- 2.Re7#
- 1...Qxb7
- 2.Sc5#
- 2.Sf8#
- 2.Rd6#
- 1...Bxf4
- 2.Qg6#
- 2.Qxg8#
- 1...Bxh7
- 2.Bf7#
- 1...Sxf4
- 2.Sg5#
- 1...exd4 ep
- 2.Qxd5#
- 1...Qd6
- 2.Rxd6#
- 1...Qe1
- 2.Sc5#
- 2.Sf8#
- 2.Rd6#
- 2.Re7#
- 1...Qd2
- 2.Sc5#
- 2.Sf8#
- 2.Rd6#
- 2.Re7#
- 1...Qc3
- 2.Sf8#
- 2.Rd6#
- 2.Re7#
- 1...Qa5
- 2.Sf8#
- 2.Rd6#
- 2.Re7#
- 1...Qc5
- 2.Sxc5#
- 1...Qb1
- 2.Sc5#
- 2.Sf8#
- 2.Rd6#
- 2.Re7#
- 1...Qb2
- 2.Sc5#
- 2.Sf8#
- 2.Rd6#
- 2.Re7#
- 1...Qb3
- 2.Sc5#
- 2.Sf8#
- 2.Rd6#
- 2.Re7#
- 1...Qa4
- 2.Sc5#
- 2.Sf8#
- 1...Qc4
- 2.Sf8#
- 2.Rd6#
- 2.Re7#
- 1...Qb5
- 2.Sf8#
- 1...Qb6
- 2.Sf8#
- 2.Re7#
- 1...Be1
- 2.Qg6#
- 2.Qxg8#
- 1...Bf2
- 2.Qg6#
- 2.Qxg8#
- 1...Bh2
- 2.Qg6#
- 2.Qxg8#
- 1...Sg1
- 2.Sg5#
- 1...Sf2
- 2.Sg5#
- 1...Sg5
- 2.Sxg5#
- 1...Sb6
- 2.Sc7#
- 1...e3
- 2.Qxd5#
- 1...Qe7+
- 1.d4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- Q(d);N_GUARD::S(G),XQ(d)
- Q(d);N_GUARD::R1(I),XQ(d)
- Q(d);CHECK,N_GUARD::R1(I),XQ(d)
- Q(d);CHECK,N_GUARD::S(J),XQ(d)
- Q(d);N_GUARD,P_PINR(I)::S(J)
- B(k);CHECK,N_GUARD::B(F),XB(k)
- B(k);N_GUARD,XS(J)::B(F)
- S(c);N_GUARD::S(J)
- S(c);N_GUARD::S(J),XS(c)
- S(j);N_GUARD::S(G)
- S(j);CHECK,N_GUARD::S(G),XS(j)
- P(e);OGATE::QAB1(C),XP(g)
- Tries
- Try
- S(G);XQ(d)
- Threat
- DUALS(3)
- Vars
- B(k);CHECK,N_GUARD::B(F),XB(k)
- B(b);XP(D)::R1(I)
- S(c);XP(D)::R1(I)
- Refutation
- S(j);CHECK
- Try
- Q(C);P_PINP(h),XS(c)
- Threat
- S(J)
- Vars
- Q(d);CHECK,N_GUARD::R1(I),XQ(d)
- Q(d);CHECK,N_GUARD::S(J),XQ(d)
- B(k);CHECK,N_GUARD::B(F),XB(k)
- S(j);CHECK,N_GUARD::S(G),XS(j)
- B(k);N_GUARD,XS(J)::B(F)
- Refutation
- B(b);XP(D)
- Try
- Q(C);XP(e)
- Threat
- QAB1(C),XP(g)
- Vars
- Q(d);CHECK,N_GUARD::R1(I),XQ(d)
- Q(d);CHECK,N_GUARD::S(J),XQ(d)
- B(k);CHECK,N_GUARD::B(F),XB(k)
- S(j);CHECK,N_GUARD::S(G),XS(j)
- S(c);N_GUARD,XP(D)::S(J)
- P(h);OGATEB,XQ(C)::B(F)
- Q(d);N_GUARD::R1(I),XQ(d)
- Q(d);N_GUARD::S(G),XQ(d)
- Q(d);N_GUARD,P_PINR(I)::S(J)
- S(j);N_GUARD::S(G)
- P(g);::QAB1(C)
- Refutation
- P(g);XQ(C)
- Try
- Actual
- P(B);
- Vars
- Q(d);CHECK,N_GUARD::R1(I),XQ(d)
- Q(d);CHECK,N_GUARD::S(J),XQ(d)
- B(k);CHECK,N_GUARD::B(F),XB(k)
- S(j);CHECK,N_GUARD::S(G),XS(j)
- B(k);N_GUARD,XS(J)::B(F)
- S(c);N_GUARD,XP(D)::S(J)
- P(e);EP,OGATE,XP(B)::QAB1(C),XP(g)
- Q(d);N_GUARD::R1(I),XQ(d)
- Q(d);N_GUARD::S(G),XQ(d)
- Q(d);N_GUARD,P_PINR(I)::S(J)
- S(c);N_GUARD::S(J)
- S(c);N_GUARD::S(J),XS(c)
- S(j);N_GUARD::S(G)
- P(e);OGATE::QAB1(C),XP(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).