MESON Chess Problem Database
Problem Display
PID: 145845 (8/6pN/2p2pB1/1Npp3P/5PP1/P1PPPk1K/Q3p3/6B1 w - - 0 1)
Maleika, Gerhard
Problem-Forum, 2009
#2
13 + 7
| 23 | Die Schwalbe | 2012 |
SOLUTION
- SOUND
- Sets
- 1...e1Q
- 2.Qg2#
- 1...e1S
- 2.Qf2#
- 1...e1B
- 2.Qg2#
- 1...e1R
- 2.Qf2#
- 2.Qg2#
- 1...c4
- 2.Sd4#
- 1...d4
- 2.Be4#
- 1...cxb5
- 2.Qxd5#
- 1...f5
- 2.Sg5#
- 1...e1Q
- Tries
- 1.Sd6?
- 1...e1Q
- 2.Qg2#
- 1...e1S
- 2.Qf2#
- 1...e1B
- 2.Qg2#
- 1...e1R
- 2.Qf2#
- 2.Qg2#
- 1...d4
- 2.Be4#
- 1...f5
- 2.Sg5#
- 1...c4!
- 1...e1Q
- 1.Sa7?
- 1...e1Q
- 2.Qg2#
- 1...e1S
- 2.Qf2#
- 1...e1B
- 2.Qg2#
- 1...e1R
- 2.Qf2#
- 2.Qg2#
- 1...d4
- 2.Be4#
- 1...f5
- 2.Sg5#
- 1...c4!
- 1...e1Q
- 1.Sc7?
- 1...e1Q
- 2.Qg2#
- 1...e1S
- 2.Qf2#
- 1...e1B
- 2.Qg2#
- 1...e1R
- 2.Qf2#
- 2.Qg2#
- 1...d4
- 2.Be4#
- 1...f5
- 2.Sg5#
- 1...c4!
- 1...e1Q
- 1.Sxf6?
- 1...cxb5
- 2.Qxd5#
- 1...e1Q
- 2.Qg2#
- 1...e1S
- 2.Qf2#
- 1...e1B
- 2.Qg2#
- 1...e1R
- 2.Qf2#
- 2.Qg2#
- 1...c4
- 2.Sd4#
- 1...d4
- 2.Be4#
- 1...gxf6!
- 1...cxb5
- 1.Sf8?
- 1...cxb5
- 2.Qxd5#
- 1...e1Q
- 2.Qg2#
- 1...e1S
- 2.Qf2#
- 1...e1B
- 2.Qg2#
- 1...e1R
- 2.Qf2#
- 2.Qg2#
- 1...c4
- 2.Sd4#
- 1...d4
- 2.Be4#
- 1...f5!
- 1...cxb5
- 1.Qb2?
- 1...e1Q
- 2.Qg2#
- 1...e1S
- 2.Qf2#
- 1...e1B
- 2.Qg2#
- 1...e1R
- 2.Qf2#
- 2.Qg2#
- 1...c4
- 2.Sd4#
- 1...d4
- 2.Be4#
- 1...f5
- 2.Sg5#
- 1...cxb5!
- 1...e1Q
- 1.Qc2?
- 1...e1Q
- 2.Qg2#
- 1...e1S
- 2.Qd1#
- 2.Qf2#
- 1...e1B
- 2.Qd1#
- 2.Qg2#
- 1...e1R
- 2.Qf2#
- 2.Qg2#
- 1...c4
- 2.Sd4#
- 1...d4
- 2.Be4#
- 1...f5
- 2.Sg5#
- 1...cxb5!
- 1...e1Q
- 1.Qd2?
- 1...e1Q
- 2.Qg2#
- 1...e1S
- 2.Qd1#
- 2.Qf2#
- 1...e1B
- 2.Qd1#
- 2.Qg2#
- 1...e1R
- 2.Qf2#
- 2.Qg2#
- 1...c4
- 2.Sd4#
- 1...d4
- 2.Be4#
- 1...f5
- 2.Sg5#
- 1...cxb5!
- 1...e1Q
- 1.c4?
- 1...dxc4
- 2.Be4#
- 1...e1Q
- 2.Qg2#
- 1...e1S
- 2.Qf2#
- 1...e1B
- 2.Qg2#
- 1...e1R
- 2.Qf2#
- 2.Qg2#
- 1...d4
- 2.Be4#
- 1...f5
- 2.Sg5#
- 1...cxb5!
- 1...dxc4
- 1.d4?
- 1...cxd4
- 2.Sxd4#
- 1...cxb5
- 2.Qxd5#
- 1...f5
- 2.Sg5#
- 1...e1Q
- 2.Qg2#
- 1...e1S
- 2.Qf2#
- 1...e1B
- 2.Qg2#
- 1...e1R
- 2.Qf2#
- 2.Qg2#
- 1...c4!
- 1...cxd4
- 1.f5?
- 1...cxb5
- 2.Qxd5#
- 1...e1Q
- 2.Qg2#
- 1...e1S
- 2.Qf2#
- 1...e1B
- 2.Qg2#
- 1...e1R
- 2.Qf2#
- 2.Qg2#
- 1...c4
- 2.Sd4#
- 1...d4!
- 1...cxb5
- 1.g5?
- 1...cxb5
- 2.Qxd5#
- 1...fxg5
- 2.Sxg5#
- 1...e1Q
- 2.Qg2#
- 1...e1S
- 2.Qf2#
- 1...e1B
- 2.Qg2#
- 1...e1R
- 2.Qf2#
- 2.Qg2#
- 1...c4
- 2.Sd4#
- 1...d4
- 2.Be4#
- 1...f5!
- 1...cxb5
- 1.h6?
- 1...cxb5
- 2.Qxd5#
- 1...e1Q
- 2.Qg2#
- 1...e1S
- 2.Qf2#
- 1...e1B
- 2.Qg2#
- 1...e1R
- 2.Qf2#
- 2.Qg2#
- 1...c4
- 2.Sd4#
- 1...d4
- 2.Be4#
- 1...f5
- 2.Sg5#
- 1...gxh6!
- 1...cxb5
- 1.Sd6?
- Keys
- 1.a4!
- 1...cxb5
- 2.Qxd5#
- 1...e1Q
- 2.Qg2#
- 1...e1S
- 2.Qf2#
- 1...e1B
- 2.Qg2#
- 1...e1R
- 2.Qf2#
- 2.Qg2#
- 1...c4
- 2.Sd4#
- 1...d4
- 2.Be4#
- 1...f5
- 2.Sg5#
- 1...cxb5
- 1.a4!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- P(a);OGATE::QAB1(B)
- P(a);OGATE::QAR1(B)
- P(c);N_GUARD::S(J)
- P(d);N_GUARD::B(L)
- P(e);N_GUARD,XS(J)::QAB(B),XP(d)
- P(f);N_GUARD::S(M)
- Tries
- Try
- S(J);
- Vars
- P(a);OGATE::QAB1(B)
- P(a);OGATE::QAR1(B)
- P(d);N_GUARD::B(L)
- P(f);N_GUARD::S(M)
- Refutation
- P(c);
- Try
- S(J);
- Vars
- P(a);OGATE::QAB1(B)
- P(a);OGATE::QAR1(B)
- P(d);N_GUARD::B(L)
- P(f);N_GUARD::S(M)
- Refutation
- P(c);
- Try
- S(J);
- Vars
- P(a);OGATE::QAB1(B)
- P(a);OGATE::QAR1(B)
- P(d);N_GUARD::B(L)
- P(f);N_GUARD::S(M)
- Refutation
- P(c);
- Try
- S(M);XP(f)
- Vars
- P(e);N_GUARD,XS(J)::QAB(B),XP(d)
- P(a);OGATE::QAB1(B)
- P(a);OGATE::QAR1(B)
- P(c);N_GUARD::S(J)
- P(d);N_GUARD::B(L)
- Refutation
- P(g);XS(M)
- Try
- S(M);
- Vars
- P(e);N_GUARD,XS(J)::QAB(B),XP(d)
- P(a);OGATE::QAB1(B)
- P(a);OGATE::QAR1(B)
- P(c);N_GUARD::S(J)
- P(d);N_GUARD::B(L)
- Refutation
- P(f);
- Try
- Q(B);
- Vars
- P(a);OGATE::QAB1(B)
- P(a);OGATE::QAR1(B)
- P(c);N_GUARD::S(J)
- P(d);N_GUARD::B(L)
- P(f);N_GUARD::S(M)
- Refutation
- P(e);XS(J)
- Try
- Q(B);
- Vars
- P(a);OGATE::QAB1(B)
- P(c);N_GUARD::S(J)
- P(d);N_GUARD::B(L)
- P(f);N_GUARD::S(M)
- Refutation
- P(e);XS(J)
- Try
- Q(B);
- Vars
- P(a);OGATE::QAB1(B)
- P(c);N_GUARD::S(J)
- P(d);N_GUARD::B(L)
- P(f);N_GUARD::S(M)
- Refutation
- P(e);XS(J)
- Try
- P(D);
- Vars
- P(d);N_GUARD,XP(D)::B(L)
- P(a);OGATE::QAB1(B)
- P(a);OGATE::QAR1(B)
- P(d);N_GUARD::B(L)
- P(f);N_GUARD::S(M)
- Refutation
- P(e);XS(J)
- Try
- P(E);
- Vars
- P(c);XP(E)::S(J),XP(c)
- P(e);N_GUARD,XS(J)::QAB(B),XP(d)
- P(f);N_GUARD::S(M)
- P(a);OGATE::QAB1(B)
- P(a);OGATE::QAR1(B)
- Refutation
- P(c);
- Try
- P(H);
- Vars
- P(e);N_GUARD,XS(J)::QAB(B),XP(d)
- P(a);OGATE::QAB1(B)
- P(a);OGATE::QAR1(B)
- P(c);N_GUARD::S(J)
- Refutation
- P(d);
- Try
- P(I);
- Vars
- P(e);N_GUARD,XS(J)::QAB(B),XP(d)
- P(f);XP(I)::S(M),XP(f)
- P(a);OGATE::QAB1(B)
- P(a);OGATE::QAR1(B)
- P(c);N_GUARD::S(J)
- P(d);N_GUARD::B(L)
- Refutation
- P(f);
- Try
- P(K);
- Vars
- P(e);N_GUARD,XS(J)::QAB(B),XP(d)
- P(a);OGATE::QAB1(B)
- P(a);OGATE::QAR1(B)
- P(c);N_GUARD::S(J)
- P(d);N_GUARD::B(L)
- P(f);N_GUARD::S(M)
- Refutation
- P(g);XP(K)
- Try
- Actual
- P(C);
- Vars
- P(e);N_GUARD,XS(J)::QAB(B),XP(d)
- P(a);OGATE::QAB1(B)
- P(a);OGATE::QAR1(B)
- P(c);N_GUARD::S(J)
- P(d);N_GUARD::B(L)
- P(f);N_GUARD::S(M)
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).