MESON Chess Problem Database
Problem Display
PID: 185301 (8/2K5/3BN1p1/3k1bP1/6p1/N2n2P1/4QP2/8 w - - 0 1)
Wermelinger, Charles
Basler Nachrichten, 1950
#2
8 + 5
| 15601 | Albrecht-Leiss-Degener Collection | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Be4
- 2.Qa2#
- 1...Bxe6
- 2.Qxd3#
- 1...Sc1
- 2.Qc4#
- 2.Qe5#
- 1...Se1
- 2.Qc4#
- 2.Qe5#
- 1...Sb2
- 2.Qe5#
- 1...Sxf2
- 2.Qc4#
- 2.Qe5#
- 1...Sb4
- 2.Qc4#
- 2.Qe5#
- 1...Sf4
- 2.Qc4#
- 2.Qe5#
- 1...Sc5
- 2.Qc4#
- 2.Qe5#
- 1...Se5
- 2.Qxe5#
- 1...Be4
- Tries
- 1.Sb5?
- 1...Bxe6
- 2.Qxd3#
- 1...Sxf2
- 2.Sc3#
- 2.Sf4#
- 1...Be4
- 2.Qa2#
- 1...Sc1
- 2.Sc3#
- 2.Sf4#
- 1...Se1
- 2.Sc3#
- 2.Sf4#
- 1...Sb2
- 2.Sc3#
- 2.Sf4#
- 1...Sb4
- 2.Sc3#
- 2.Sf4#
- 1...Sf4
- 2.Sc3#
- 2.Sxf4#
- 1...Sc5
- 2.Sc3#
- 2.Sf4#
- 1...Se5
- 2.Sf4#
- 1...Kc4!
- 1...Bxe6
- 1.Sf4+?
- 1...Sxf4
- 2.Qc4#
- 2.Qe5#
- 1...Kd4!
- 1...Sxf4
- 1.Sc5?
- 1...Sxf2
- 2.Qc4#
- 2.Qe5#
- 1...Sxc5
- 2.Qc4#
- 2.Qe5#
- 1...Be4
- 2.Qxe4#
- 1...Be6
- 2.Qxd3#
- 2.Qe4#
- 1...Bd7
- 2.Qxd3#
- 2.Qe4#
- 1...Bc8
- 2.Qxd3#
- 2.Qe4#
- 1...Sc1
- 2.Qc4#
- 2.Qe5#
- 1...Se1
- 2.Qc4#
- 2.Qe5#
- 1...Sb2
- 2.Qe5#
- 1...Sb4
- 2.Qc4#
- 2.Qe5#
- 1...Sf4
- 2.Qc4#
- 2.Qe5#
- 1...Se5
- 2.Qxe5#
- 1...Kd4!
- 1...Sxf2
- 1.Qxd3+?
- 1...Kxe6
- 2.Qc4#
- 2.Qb3#
- 1...Bxd3!
- 1...Kxe6
- 1.Qd2?
- 1...Kxe6
- 2.Qa2#
- 1...Bxe6
- 2.Qxd3#
- 1...Be4
- 2.Qa2#
- 1...Ke4!
- 1...Kxe6
- 1.Qe3?
- 1...Bxe6
- 2.Qxd3#
- 1...Sxf2
- 2.Sf4#
- 2.Qe5#
- 1...Se5
- 2.Sf4#
- 2.Qxe5#
- 1...Sc1
- 2.Sf4#
- 2.Qe5#
- 1...Se1
- 2.Sf4#
- 2.Qe5#
- 1...Sb2
- 2.Sf4#
- 2.Qe5#
- 1...Sb4
- 2.Sf4#
- 2.Qe5#
- 1...Sf4
- 2.Sxf4#
- 2.Qe5#
- 1...Sc5
- 2.Sf4#
- 2.Qe5#
- 1...Be4!
- 1...Bxe6
- 1.f3?
- threat
- 2.Qa2#
- 1...Bxe6
- 2.Qxd3#
- 2.Qe4#
- 1...Se5
- 2.Qxe5#
- 1...Sc1
- 2.Qc4#
- 2.Qe5#
- 1...Sb2
- 2.Qe5#
- 1...Sb4
- 2.Qc4#
- 2.Qe5#
- 1...Sc5
- 2.Qc4#
- 2.Qe5#
- 1...gxf3!
- threat
- 1.f4?
- 1...Bxe6
- 2.Qxd3#
- 1...Sxf4
- 2.Qc4#
- 2.Qe5#
- 1...Be4
- 2.Qa2#
- 1...Se5
- 2.Qxe5#
- 1...Sc1
- 2.Qc4#
- 2.Qe5#
- 1...Se1
- 2.Qc4#
- 2.Qe5#
- 1...Sb2
- 2.Qe5#
- 1...Sf2
- 2.Qc4#
- 2.Qe5#
- 1...Sb4
- 2.Qc4#
- 2.Qe5#
- 1...Sc5
- 2.Qc4#
- 2.Qe5#
- 1...gxf4 ep!
- 1...Bxe6
- 1.Sb5?
- Keys
- 1.Qd1!
- 1...Ke4
- 2.Qh1#
- 1...Kxe6
- 2.Qb3#
- 1...Bxe6
- 2.Qxd3#
- 1...Be4
- 2.Qb3#
- 1...Ke4
- 1.Qd1!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 1
- ADDED MATES = 2
- REMOVED MATES = 2
- Sets
- B(d);SBLOCK::QAB(A)
- B(d);N_GUARD,SBLOCK,XS(G)::QAR2(A),XS(a)
- S(a);N_GUARD::QAR1(A)
- S(a);N_GUARD::QAR1(A),XS(a)
- Tries
- Try
- S(C);
- Vars
- B(d);N_GUARD,SBLOCK,XS(G)::QAR2(A),XS(a)
- B(d);SBLOCK::QAB(A)
- S(a);N_GUARD::S(G)
- Refutation
- K(c);P_SPINS(a),S_FLIGHT
- Try
- S(G);CHECK
- Refutation
- K(c);P-FLIGHT
- Try
- S(G);
- Vars
- B(d);N_GUARD::QAB1(A),XB(d)
- S(a);N_GUARD::QAR1(A)
- S(a);N_GUARD::QAR1(A),XS(a)
- Refutation
- K(c);P-FLIGHT
- Try
- Q(A);CHECK,XS(a)
- Refutation
- B(d);XQ(A)
- Try
- Q(A);P_PINS(a)
- Vars
- K(c);N_SPINS(a),S_FLIGHT,XS(G)::QAB(A)
- B(d);N_GUARD,SBLOCK,XS(G)::QAR2(A),XS(a)
- B(d);SBLOCK::QAB(A)
- Refutation
- K(c);N_SPINS(a),S_FLIGHT
- Try
- Q(A);
- Vars
- B(d);N_GUARD,SBLOCK,XS(G)::QAR2(A),XS(a)
- Refutation
- B(d);
- Try
- P(B);
- Threat
- QAB(A)
- Vars
- S(a);N_GUARD::QAR1(A),XS(a)
- S(a);N_GUARD::QAR1(A)
- Refutation
- P(b);XP(B)
- Try
- P(B);
- Vars
- B(d);N_GUARD,SBLOCK,XS(G)::QAR2(A),XS(a)
- B(d);SBLOCK::QAB(A)
- S(a);N_GUARD::QAR1(A),XS(a)
- S(a);N_GUARD::QAR1(A)
- Refutation
- P(b);EP,XP(B)
- Try
- Actual
- Q(A);P_PINS(a)
- Vars
- K(c);N_SPINS(a),S_FLIGHT::QAB(A)
- K(c);N_SPINS(a),S_FLIGHT,XS(G)::QAB(A)
- B(d);N_GUARD,SBLOCK,XS(G)::QAR2(A),XS(a)
- B(d);SBLOCK::QAB(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).