MESON Chess Problem Database
Problem Display
PID: 16938 (5nqb/3p3b/3p1r1p/3p1p1n/3P1k1P/4N2P/K3Q1pP/6B1 w - - 0 1)
Wenman, Francis Percival (aka Percy Wenman)
One Hundred Published Problems, 1944
#2
8 + 13
SOLUTION
- SOUND
- Sets
- 1...Ke4
- 2.Sxg2#
- 1...Qe6
- 2.Sxg2#
- 1...Qf7
- 2.Sxg2#
- 1...Qg3
- 2.Sxd5#
- 1...Qg4
- 2.Sxd5#
- 1...Qg5
- 2.Sxd5#
- 1...Qg6
- 2.Sxd5#
- 1...Qg7
- 2.Sxd5#
- 1...Re6
- 2.Sxd5#
- 1...Rf7
- 2.Sxd5#
- 1...Bg6
- 2.Sxg2#
- 1...Bg7
- 2.Sxg2#
- 1...Sg3
- 2.Sxg2#
- 1...Sg7
- 2.Sxg2#
- 1...Se6
- 2.Sxd5#
- 1...Sg6
- 2.Sxg2#
- 1...Ke4
- Tries
- 1.Ka1?
- 1...Ke4
- 2.Sxg2#
- 1...Qe6
- 2.Sxg2#
- 1...Qf7
- 2.Sxg2#
- 1...Qg3
- 2.Sxd5#
- 1...Qg4
- 2.Sxd5#
- 1...Qg5
- 2.Sxd5#
- 1...Qg6
- 2.Sxd5#
- 1...Qg7
- 2.Sxd5#
- 1...Re6
- 2.Sxd5#
- 1...Rf7
- 2.Sxd5#
- 1...Bg6
- 2.Sxg2#
- 1...Bg7
- 2.Sxg2#
- 1...Sg3
- 2.Sxg2#
- 1...Sg7
- 2.Sxg2#
- 1...Se6
- 2.Sxd5#
- 1...Sg6
- 2.Sxg2#
- 1...Rg6!
- 1...Ke4
- 1.Kb1?
- 1...Ke4
- 2.Sxg2#
- 1...Qe6
- 2.Sxg2#
- 1...Qf7
- 2.Sxg2#
- 1...Qg3
- 2.Sxd5#
- 1...Qg4
- 2.Sxd5#
- 1...Qg5
- 2.Sxd5#
- 1...Qg6
- 2.Sxd5#
- 1...Qg7
- 2.Sxd5#
- 1...Re6
- 2.Sxd5#
- 1...Rf7
- 2.Sxd5#
- 1...Bg6
- 2.Sxg2#
- 1...Bg7
- 2.Sxg2#
- 1...Sg3
- 2.Sxg2#
- 1...Sg7
- 2.Sxg2#
- 1...Se6
- 2.Sxd5#
- 1...Sg6
- 2.Sxg2#
- 1...Rg6!
- 1...Ke4
- 1.Kb2?
- 1...Ke4
- 2.Sxg2#
- 1...Qe6
- 2.Sxg2#
- 1...Qf7
- 2.Sxg2#
- 1...Qg3
- 2.Sxd5#
- 1...Qg4
- 2.Sxd5#
- 1...Qg5
- 2.Sxd5#
- 1...Qg6
- 2.Sxd5#
- 1...Qg7
- 2.Sxd5#
- 1...Re6
- 2.Sxd5#
- 1...Rf7
- 2.Sxd5#
- 1...Bg6
- 2.Sxg2#
- 1...Bg7
- 2.Sxg2#
- 1...Sg3
- 2.Sxg2#
- 1...Sg7
- 2.Sxg2#
- 1...Se6
- 2.Sxd5#
- 1...Sg6
- 2.Sxg2#
- 1...Rg6!
- 1...Ke4
- 1.Ka1?
- Keys
- 1.Qd3!
- 1...Kf3
- 2.Sxd5#
- 1...Rg6
- 2.Qxf5#
- 1...Qe6
- 2.Sxg2#
- 1...Qf7
- 2.Sxg2#
- 1...Qg3
- 2.Sxd5#
- 1...Qg4
- 2.Sxd5#
- 1...Qg5
- 2.Sxd5#
- 1...Qg6
- 2.Sxd5#
- 1...Qg7
- 2.Sxd5#
- 1...Re6
- 2.Sxd5#
- 1...Rf7
- 2.Sxd5#
- 1...Bg6
- 2.Sxg2#
- 1...Bg7
- 2.Sxg2#
- 1...Sg3
- 2.Sxg2#
- 1...Sg7
- 2.Sxg2#
- 1...Se6
- 2.Sxd5#
- 1...Sg6
- 2.Sxg2#
- 1...Kf3
- 1.Qd3!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 1
- Sets
- K(b);P-FLIGHT::QAR(C)+S(E),XP(a)
- Q(l);N_GUARD::S(E),XP(a)
- Q(l);N_GUARD::S(E),XP(c)
- R(g);S_CUTQ(l)::S(E),XP(c)
- B(j);S_CUTQ(l)::S(E),XP(a)
- B(m);S_CUTQ(l)::S(E),XP(a)
- S(e);S_CUTQ(l)::S(E),XP(a)
- S(k);S_CUTQ(l)::S(E),XP(c)
- S(k);S_CUTQ(l)::S(E),XP(a)
- Tries
- Try
- K(B);P-FLIGHT
- Vars
- K(b);P-FLIGHT::QAR(C)+S(E),XP(a)
- Q(l);N_GUARD::S(E),XP(a)
- Q(l);N_GUARD::S(E),XP(c)
- R(g);P_PINP(G),S_CUTQ(l)::S(E),XP(c)
- B(j);S_CUTQ(l)::S(E),XP(a)
- B(m);S_CUTQ(l)::S(E),XP(a)
- S(e);S_CUTQ(l)::S(E),XP(a)
- S(k);S_CUTQ(l)::S(E),XP(c)
- S(k);S_CUTQ(l)::S(E),XP(a)
- Refutation
- R(g);P_PINP(G)
- Try
- K(B);S_FLIGHT
- Vars
- K(b);P-FLIGHT::QAR(C)+S(E),XP(a)
- Q(l);N_GUARD::S(E),XP(a)
- Q(l);N_GUARD::S(E),XP(c)
- R(g);S_CUTQ(l)::S(E),XP(c)
- B(j);S_CUTQ(l)::S(E),XP(a)
- B(m);S_CUTQ(l)::S(E),XP(a)
- S(e);S_CUTQ(l)::S(E),XP(a)
- S(k);S_CUTQ(l)::S(E),XP(c)
- S(k);S_CUTQ(l)::S(E),XP(a)
- Refutation
- R(g);
- Try
- K(B);P-FLIGHT
- Vars
- K(b);P-FLIGHT::QAR(C)+S(E),XP(a)
- Q(l);N_GUARD::S(E),XP(a)
- Q(l);N_GUARD::S(E),XP(c)
- R(g);P_PINP(G),S_CUTQ(l)::S(E),XP(c)
- B(j);S_CUTQ(l)::S(E),XP(a)
- B(m);S_CUTQ(l)::S(E),XP(a)
- S(e);S_CUTQ(l)::S(E),XP(a)
- S(k);S_CUTQ(l)::S(E),XP(c)
- S(k);S_CUTQ(l)::S(E),XP(a)
- Refutation
- R(g);P_PINP(G)
- Try
- Actual
- Q(C);
- Vars
- K(b);P-FLIGHT::QAR(C)+S(E),XP(c)
- R(g);N_GUARD,S_CUTB(j)::QAR1(C),XP(d)
- Q(l);N_GUARD::S(E),XP(a)
- Q(l);N_GUARD::S(E),XP(c)
- R(g);S_CUTQ(l)::S(E),XP(c)
- B(j);S_CUTQ(l)::S(E),XP(a)
- B(m);S_CUTQ(l)::S(E),XP(a)
- S(e);S_CUTQ(l)::S(E),XP(a)
- S(k);S_CUTQ(l)::S(E),XP(c)
- S(k);S_CUTQ(l)::S(E),XP(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).