MESON Chess Problem Database
Problem Display
PID: 144976 (nKn5/pB6/R7/ppk4r/8/P2P2Q1/1Np1N1p1/6b1 w - - 0 1)
Wainwright, Joseph CJ
Les Tours de Force sur l'Echiquier, 1906
#2
8 + 10
SOLUTION
- SOUND
- Sets
- 1...Rh1
- 2.Qe5#
- 2.Qg5#
- 1...Rh2
- 2.Qe5#
- 2.Qg5#
- 1...Rh3
- 2.Qe5#
- 2.Qg5#
- 1...Rh4
- 2.Qe5#
- 2.Qg5#
- 1...Rd5
- 2.Rc6#
- 1...Re5
- 2.Qxe5#
- 1...Rg5
- 2.Qxg5#
- 1...Rh6
- 2.Qe5#
- 2.Qg5#
- 1...Rh7
- 2.Qe5#
- 2.Qg5#
- 1...Rh8
- 2.Qe5#
- 2.Qg5#
- 1...Bf2
- 2.Qxf2#
- 1...Bh2
- 2.d4#
- 1...Be3
- 2.Qxe3#
- 1...Sab6
- 2.Qc7#
- 1...Sc7
- 2.Qxc7#
- 1...Sd6
- 2.Qxd6#
- 1...Se7
- 2.Qd6#
- 1...Rh1
- Tries
- 1.Bxa8?
- threat
- 2.Qc7#
- 1...Re5
- 2.Qxe5#
- 1...Rh6
- 2.Qe5#
- 2.Qg5#
- 1...Rh7
- 2.Qe5#
- 2.Qg5#
- 1...Bh2
- 2.d4#
- 1...Sd6
- 2.Qxd6#
- 1...Se7
- 2.Qd6#
- 1...b4!
- threat
- 1.Qxg2?
- threat
- 2.Rc6#
- 2.Qc6#
- 2.Qxg1#
- 1...Sab6
- 2.Qc6#
- 1...Scb6
- 2.Qc6#
- 1...b4
- 2.Qc6#
- 1...c1Q
- 2.Rc6#
- 2.Qc6#
- 1...c1B
- 2.Rc6#
- 2.Qc6#
- 1...c1R
- 2.Rc6#
- 2.Qc6#
- 1...Rh1
- 2.Rc6#
- 2.Qd5#
- 2.Qc6#
- 2.Qg5#
- 1...Rh2
- 2.Rc6#
- 2.Qd5#
- 2.Qc6#
- 2.Qg5#
- 1...Rh3
- 2.Rc6#
- 2.Qd5#
- 2.Qc6#
- 2.Qg5#
- 1...Rh4
- 2.Rc6#
- 2.Qd5#
- 2.Qc6#
- 2.Qg5#
- 1...Rd5
- 2.Rc6#
- 2.Qxd5#
- 1...Re5
- 2.Rc6#
- 2.Qc6#
- 1...Rf5
- 2.Rc6#
- 2.Qc6#
- 1...Rg5
- 2.Rc6#
- 2.Qc6#
- 2.Qxg5#
- 1...Rh6
- 2.Qd5#
- 2.Qxg1#
- 2.Qg5#
- 1...Bf2
- 2.Rc6#
- 2.Qc6#
- 2.Qxf2#
- 1...Be3
- 2.Rc6#
- 2.Qc6#
- 1...Bd4
- 2.Rc6#
- 2.Qc6#
- 1...Se7
- 2.Qxg1#
- 1...Bh2+!
- threat
- 1.Qg6?
- threat
- 2.Qxh5#
- 2.Qc6#
- 1...c1Q
- 2.Qc6#
- 1...c1B
- 2.Qc6#
- 1...Rh1
- 2.Qf5#
- 2.Qg5#
- 2.Qc6#
- 1...Rh2
- 2.Qf5#
- 2.Qg5#
- 2.Qc6#
- 1...Rh3
- 2.Qf5#
- 2.Qg5#
- 2.Qc6#
- 1...Rh4
- 2.Qf5#
- 2.Qg5#
- 2.Qc6#
- 1...Rd5
- 2.Rc6#
- 2.Qc6#
- 1...Re5
- 2.Qc6#
- 1...Rf5
- 2.Qxf5#
- 2.Qc6#
- 1...Rg5
- 2.Qxg5#
- 2.Qc6#
- 1...Rh6
- 2.Qf5#
- 2.Qg5#
- 1...Rh7
- 2.Qf5#
- 2.Qg5#
- 2.Qc6#
- 1...Rh8
- 2.Qf5#
- 2.Qg5#
- 2.Qc6#
- 1...Be3
- 2.Qc6#
- 1...Bd4
- 2.Qc6#
- 1...Sab6
- 2.Qc6#
- 1...Sc7
- 2.Qc6#
- 1...Scb6
- 2.Qc6#
- 1...Sd6
- 2.Qxd6#
- 1...Se7
- 2.Qd6#
- 1...Bh2+!
- threat
- 1.Bxa8?
- Keys
- 1.Qf4!
- 1...b4
- 2.Qc4#
- 1...c1Q
- 2.Qxc1#
- 1...c1S
- 2.Qxc1#
- 1...c1B
- 2.Qxc1#
- 1...c1R
- 2.Qxc1#
- 1...Rh1
- 2.Qe5#
- 2.Qg5#
- 2.Qf5#
- 1...Rh2
- 2.Qe5#
- 2.Qg5#
- 2.Qf5#
- 1...Rh3
- 2.Qe5#
- 2.Qg5#
- 2.Qf5#
- 1...Rh4
- 2.Qe5#
- 2.Qg5#
- 2.Qf5#
- 1...Rd5
- 2.Rc6#
- 1...Re5
- 2.Qxe5#
- 1...Rf5
- 2.Qxf5#
- 1...Rg5
- 2.Qxg5#
- 1...Rh6
- 2.Qe5#
- 2.Qg5#
- 2.Qf5#
- 1...Rh7
- 2.Qe5#
- 2.Qg5#
- 2.Qf5#
- 1...Rh8
- 2.Qe5#
- 2.Qg5#
- 2.Qf5#
- 1...Bf2
- 2.Qxf2#
- 1...Bh2
- 2.d4#
- 1...Be3
- 2.Qxe3#
- 1...Bd4
- 2.Qxd4#
- 1...Sab6
- 2.Qc7#
- 1...Sc7
- 2.Qxc7#
- 1...Scb6
- 2.Qf8#
- 1...Sd6
- 2.Qxd6#
- 1...Se7
- 2.Qd6#
- 1...a4
- 2.Qb4#
- 1...b4
- 1.Qf4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 9
- REMOVED MATES = 0
- Sets
- R(g);SBLOCK::R1(F)
- R(g);N_GUARD::QAR2(E),XR(g)
- R(g);N_GUARD::QAR(E),XR(g)
- B(a);N_GUARD::QAB(E),XB(a)
- B(a);N_GUARD,P_PINQ(E)::P(D)
- S(i);N_GUARD::QAR2(E)
- S(i);N_GUARD::QAR2(E),XS(i)
- S(j);N_GUARD::QAB1(E),XS(j)
- S(j);N_GUARD::QAB1(E)
- Tries
- Try
- B(G);XS(i)
- Threat
- QAR2(E)
- Vars
- R(g);N_GUARD::QAR2(E),XR(g)
- B(a);N_GUARD,P_PINQ(E)::P(D)
- S(j);N_GUARD::QAB1(E),XS(j)
- S(j);N_GUARD::QAB1(E)
- Refutation
- P(e);
- Try
- Q(E);XP(c)
- Threat
- DUALS(3)
- Vars
- S(i);::QAR1(E)
- S(j);::QAR1(E)
- P(e);::QAR1(E)
- S(j);::QAB(E),XB(a)
- Refutation
- B(a);CHECK
- Try
- Q(E);
- Threat
- DUALS(2)
- Vars
- P(b);::QAR1(E)
- R(g);::QAR1(E)
- B(a);::QAR1(E)
- S(i);::QAR1(E)
- S(j);::QAR1(E)
- S(j);N_GUARD::QAB1(E),XS(j)
- S(j);N_GUARD::QAB1(E)
- Refutation
- B(a);CHECK
- Try
- Actual
- Q(E);
- Vars
- P(e);N_GUARD::QAR1(E)
- P(b);OGATEB::QAR(E),XQ(b)
- P(b);OGATEB::QAR(E),XS(b)
- P(b);OGATEB::QAR(E),XB(b)
- P(b);OGATEB::QAR(E),XR(b)
- R(g);SBLOCK::R1(F)
- R(g);N_GUARD::QAR2(E),XR(g)
- R(g);N_GUARD::QAR(E),XR(g)
- B(a);N_GUARD::QAB(E),XB(a)
- B(a);N_GUARD,P_PINQ(E)::P(D)
- B(a);N_GUARD::QAB1(E),XB(a)
- S(i);N_GUARD::QAR2(E)
- S(i);N_GUARD::QAR2(E),XS(i)
- S(j);N_GUARD::QAB(E)
- S(j);N_GUARD::QAB1(E),XS(j)
- S(j);N_GUARD::QAB1(E)
- P(d);N_GUARD::QAB1(E)
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).