MESON Chess Problem Database
Problem Display
PID: 17894 (K5B1/1R2b3/6p1/p2p2q1/1nk1N3/3N1R2/PQ2nr2/B2b4 w - - 0 1)
Brehmer, Siegfried
2nd Prize, Schach, 1951/I
#2
9 + 10
| 45 | Schach | 1952 |
| 3691 | 100 und ein Schachproblem von Siegfried Brehmer | 1996 |
SOLUTION
- SOUND
- Sets
- 1...Qc1
- 2.Se5#
- 1...Qd2
- 2.Se5#
- 2.Sxd2#
- 1...Qe3
- 2.Se5#
- 1...Qh4
- 2.Se5#
- 2.Sd2#
- 1...Qf6
- 2.Sd2#
- 1...Qh6
- 2.Se5#
- 1...Qg1
- 2.Se5#
- 2.Sd2#
- 1...Qg2
- 2.Se5#
- 2.Sd2#
- 1...Qg3
- 2.Sd2#
- 1...Qg4
- 2.Se5#
- 2.Sd2#
- 1...Qe5
- 2.Sxe5#
- 2.Sd2#
- 1...Qf5
- 2.Sd2#
- 1...Qh5
- 2.Sd2#
- 1...Bb3
- 2.Qxb3#
- 2.axb3#
- 1...Bd6
- 2.Sxd6#
- 1...Bf6
- 2.Sd6#
- 1...Bd8
- 2.Sd6#
- 1...Sc1
- 2.Qc3#
- 2.Qd4#
- 1...Sg1
- 2.Qc3#
- 2.Qd4#
- 1...Sc3
- 2.Qxc3#
- 1...Sg3
- 2.Qc3#
- 2.Qd4#
- 1...Sd4
- 2.Qc3#
- 2.Qxd4#
- 1...Sf4
- 2.Qc3#
- 2.Qd4#
- 1...Sxa2
- 2.Qb5#
- 1...Sc2
- 2.Qb3#
- 2.Qb5#
- 1...Sxd3
- 2.Qb5#
- 1...Sa6
- 2.Qb5#
- 1...Sc6
- 2.Qb5#
- 1...Qc1
- Tries
- 1.Bxd5+?
- 1...Qxd5
- 2.Sd2#
- 1...Sxd5
- 2.Qb5#
- 1...Kxd5!
- 1...Qxd5
- 1.Re3?
- threat
- 2.Sd2#
- 1...Qxe3
- 2.Se5#
- 1...Sxd3
- 2.Qb5#
- 1...Sc3
- 2.Qxc3#
- 1...Sc1
- 2.Qc3#
- 2.Qd4#
- 1...Sg1
- 2.Qc3#
- 2.Qd4#
- 1...Sg3
- 2.Qc3#
- 2.Qd4#
- 1...Sd4
- 2.Qc3#
- 2.Qxd4#
- 1...Sf4
- 2.Qc3#
- 2.Qd4#
- 1...Rf8+!
- threat
- 1.Qe5?
- threat
- 2.Sb2#
- 1...Qxe5
- 2.Sxe5#
- 2.Sd2#
- 1...Sxd3
- 2.Bxd5#
- 1...Qd2
- 2.Sxd2#
- 1...Sc1
- 2.Qc3#
- 2.Qd4#
- 1...Sg1
- 2.Qc3#
- 2.Qd4#
- 1...Sc3
- 2.Qxc3#
- 1...Sg3
- 2.Qc3#
- 2.Qd4#
- 1...Sd4
- 2.Qxd4#
- 1...Sf4
- 2.Qc3#
- 2.Qd4#
- 1...Qc1!
- threat
- 1.Qg7?
- threat
- 2.Sb2#
- 1...Qc1
- 2.Se5#
- 1...Qd2
- 2.Se5#
- 2.Sxd2#
- 1...Qf6
- 2.Sd2#
- 1...Qe5
- 2.Sxe5#
- 2.Sd2#
- 1...Bf6
- 2.Sd6#
- 1...Sc1
- 2.Qc3#
- 2.Qd4#
- 1...Sg1
- 2.Qc3#
- 2.Qd4#
- 1...Sc3
- 2.Qxc3#
- 1...Sg3
- 2.Qc3#
- 2.Qd4#
- 1...Sd4
- 2.Qxd4#
- 1...Sf4
- 2.Qc3#
- 2.Qd4#
- 1...Sxd3!
- threat
- 1.Qh8?
- threat
- 2.Sb2#
- 1...Qc1
- 2.Se5#
- 1...Qd2
- 2.Se5#
- 2.Sxd2#
- 1...Qf6
- 2.Sd2#
- 1...Qe5
- 2.Sxe5#
- 2.Sd2#
- 1...Bf6
- 2.Sd6#
- 1...Sc1
- 2.Qc3#
- 2.Qd4#
- 1...Sg1
- 2.Qc3#
- 2.Qd4#
- 1...Sc3
- 2.Qxc3#
- 1...Sg3
- 2.Qc3#
- 2.Qd4#
- 1...Sd4
- 2.Qxd4#
- 1...Sf4
- 2.Qc3#
- 2.Qd4#
- 1...Sxd3!
- threat
- 1.Qd2?
- threat
- 2.Sb2#
- 1...Qxd2
- 2.Se5#
- 2.Sxd2#
- 1...Sxd3
- 2.Qxd3#
- 1...Qe5
- 2.Sxe5#
- 1...Bf6
- 2.Sd6#
- 1...Qf6!
- threat
- 1.Bxd5+?
- Keys
- 1.Qf6!
- threat
- 2.Sb2#
- 1...Qxf6
- 2.Sd2#
- 1...Bxf6
- 2.Sd6#
- 1...Sxd3
- 2.Qa6#
- 1...Qc1
- 2.Se5#
- 1...Qd2
- 2.Se5#
- 2.Sxd2#
- 1...Qe5
- 2.Sxe5#
- 2.Sd2#
- 1...Sc1
- 2.Qc3#
- 2.Qd4#
- 1...Sg1
- 2.Qc3#
- 2.Qd4#
- 1...Sc3
- 2.Qxc3#
- 1...Sg3
- 2.Qc3#
- 2.Qd4#
- 1...Sd4
- 2.Qxd4#
- 1...Sf4
- 2.Qc3#
- 2.Qd4#
- threat
- 1.Qf6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 1
- REMOVED MATES = 10
- Sets
- Q(h);N_GUARD::S(D)
- Q(h);N_GUARD::S(F)
- B(j);N_GUARD::S(F),XB(j)
- B(j);N_GUARD::S(F)
- S(b);N_GUARD::QAR1(C),XS(b)
- S(d);OGATE,XP(B)::QAB1(C)
- S(d);OGATE,XS(D)::QAB1(C)
- S(d);OGATE::QAB1(C)
- Tries
- Try
- B(I);CHECK,XP(g)
- Vars
- Q(h);P_PINR(G),SBLOCK,XB(I)::S(F)
- S(d);OGATE,XB(I)::QAB1(C)
- Refutation
- K(e);S_FLIGHT,XB(I)
- Try
- R(E);
- Threat
- S(F)
- Vars
- Q(h);N_GUARD,XR(E)::S(D)
- S(d);OGATE,XS(D)::QAB1(C)
- S(b);N_GUARD::QAR1(C),XS(b)
- Refutation
- R(c);CHECK
- Try
- Q(C);
- Threat
- S(D)
- Vars
- S(d);N_GUARD,XS(D)::B(I),XP(g)
- Q(h);N_GUARD::S(F),XQ(h)
- S(b);N_GUARD::QAR1(C),XS(b)
- Refutation
- Q(h);
- Try
- Q(C);
- Threat
- S(D)
- Vars
- Q(h);N_GUARD::S(D)
- Q(h);N_GUARD::S(F)
- B(j);N_GUARD::S(F)
- S(b);N_GUARD::QAR1(C),XS(b)
- Refutation
- S(d);XS(D)
- Try
- Q(C);
- Threat
- S(D)
- Vars
- Q(h);N_GUARD::S(D)
- Q(h);N_GUARD::S(F)
- B(j);N_GUARD::S(F)
- S(b);N_GUARD::QAR1(C),XS(b)
- Refutation
- S(d);XS(D)
- Try
- Q(C);
- Threat
- S(D)
- Vars
- S(d);OGATE,XS(D)::QAB1(C),XS(d)
- Q(h);N_GUARD::S(D),XQ(h)
- B(j);N_GUARD::S(F)
- Refutation
- Q(h);
- Try
- Actual
- Q(C);
- Threat
- S(D)
- Vars
- Q(h);N_GUARD,XQ(C)::S(F)
- B(j);N_GUARD,XQ(C)::S(F)
- S(d);N_GUARD,XS(D)::QAB(C)
- Q(h);N_GUARD::S(D)
- S(b);N_GUARD::QAR1(C),XS(b)
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).