MESON Chess Problem Database
Problem Display
PID: 233516 (5RB1/8/8/3PB1nR/2N1k1q1/3p1p2/Q4Pb1/1K5N w - - 0 1)
Supp, Walter
Freie Presse, 1996
#2
10 + 6
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Qh3
- 2.Rf4#
- 1...Qf5
- 2.Sg3#
- 1...Qxh5
- 2.Sg3#
- 2.Rf4#
- 1...Qd7
- 2.Sg3#
- 2.Rf4#
- 1...Qc8
- 2.Sg3#
- 2.Rf4#
- 1...Qg3
- 2.Sxg3#
- 1...Qf4
- 2.Rxf4#
- 1...Qh4
- 2.Rxh4#
- 1...Sh3
- 2.Sd2#
- 2.Sd6#
- 1...Se6
- 2.Sd2#
- 2.Sd6#
- 1...Sf7
- 2.Sd2#
- 1...Sh7
- 2.Sd2#
- 2.Sd6#
- 1...d2
- 2.Qc2#
- 1...Qh3
- Tries
- 1.Rxg5?
- threat
- 2.Sd2#
- 2.Sd6#
- 2.Rxg4#
- 1...Qe6
- 2.Sd2#
- 1...d2
- 2.Qc2#
- 1...Qh3
- 2.Sd2#
- 2.Sd6#
- 2.Rf4#
- 1...Qf5
- 2.Sg3#
- 1...Qh5
- 2.Sg3#
- 2.Sd2#
- 2.Sd6#
- 2.Rf4#
- 1...Qd7
- 2.Sg3#
- 2.Sd2#
- 2.Rf4#
- 1...Qc8
- 2.Sg3#
- 2.Sd2#
- 2.Sd6#
- 2.Rf4#
- 1...Qg3
- 2.Sxg3#
- 2.Sd2#
- 2.Sd6#
- 1...Qf4
- 2.Sd6#
- 2.Rxf4#
- 1...Qh4
- 2.Sd2#
- 2.Sd6#
- 1...Bh3
- 2.Sd2#
- 2.Sd6#
- 1...Qxg5!
- threat
- 1.Re8?
- threat
- 2.Sd6#
- 1...Kf5
- 2.Bh7#
- 1...d2
- 2.Qc2#
- 1...Qd7
- 2.Sg3#
- 1...Sf7
- 2.Sd2#
- 1...Qe6!
- threat
- 1.Qa1?
- threat
- 2.Sd2#
- 2.Sd6#
- 2.Qd4#
- 1...Qe6
- 2.Qd4#
- 1...Sf7
- 2.Qd4#
- 1...d2
- 2.Qd4#
- 1...Qd7
- 2.Sg3#
- 2.Sd2#
- 2.Rf4#
- 2.Qd4#
- 1...Qf4
- 2.Sd6#
- 2.Rxf4#
- 2.Qd4#
- 1...Se6!
- threat
- 1.Qb2?
- threat
- 2.Sd2#
- 2.Sd6#
- 2.Qd4#
- 1...Qe6
- 2.Qd4#
- 1...Sf7
- 2.Qd4#
- 1...d2
- 2.Qd4#
- 2.Qc2#
- 1...Qd7
- 2.Sg3#
- 2.Sd2#
- 2.Rf4#
- 2.Qd4#
- 1...Qf4
- 2.Sd6#
- 2.Rxf4#
- 2.Qd4#
- 1...Se6!
- threat
- 1.Qa7?
- threat
- 2.Qe3#
- 2.Qd4#
- 1...Qe6
- 2.Qd4#
- 1...Sf7
- 2.Qd4#
- 1...Qf4
- 2.Rxf4#
- 2.Qd4#
- 1...Se6!
- threat
- 1.Qa8?
- threat
- 2.d6#
- 1...Qe6
- 2.Sg3#
- 2.Rf4#
- 2.dxe6#
- 1...Qd7
- 2.Sg3#
- 2.Rf4#
- 1...Qc8
- 2.Sg3#
- 2.Rf4#
- 1...d2!
- threat
- 1.d6?
- threat
- 2.Qa8#
- 1...d2
- 2.Qc2#
- 1...Qd7
- 2.Sg3#
- 2.Rf4#
- 1...Qc8
- 2.Sg3#
- 2.Rf4#
- 1...Qe6!
- threat
- 1.Rxg5?
- Keys
- 1.Rf5!
- threat
- 2.Sd6#
- 1...Kxf5
- 2.Bh7#
- 1...Qxf5
- 2.Sg3#
- 1...d2
- 2.Qc2#
- 1...Sf7
- 2.Sd2#
- threat
- 1.Rf5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 4
- Sets
- Q(e);N_GUARD::R1(I)
- Q(e);N_GUARD::S(B)
- Q(e);N_GUARD::S(B),XQ(e)
- Q(e);N_GUARD::R1(I),XQ(e)
- Q(e);OGATEB::R(H),XQ(e)
- S(f);::S(E)
- P(b);OGATEB::QAB(C)
- Tries
- Try
- R(H);XS(f)
- Threat
- DUALS(3)
- Vars
- Q(e);::S(E)
- P(b);OGATEB::QAB(C)
- Q(e);N_GUARD::S(B)
- Refutation
- Q(e);XR(H)
- Try
- R(I);
- Threat
- S(E)
- Vars
- K(d);P_SPINS(f),S_FLIGHT::B(J)
- P(b);OGATEB::QAB(C)
- Q(e);N_GUARD::S(B)
- S(f);::S(E)
- Refutation
- Q(e);
- Try
- Q(C);
- Threat
- DUALS(3)
- Vars
- Q(e);::QAR1(C)
- S(f);::QAR1(C)
- P(b);::QAR1(C)
- Refutation
- S(f);
- Try
- Q(C);
- Threat
- DUALS(3)
- Vars
- Q(e);::QAR1(C)
- S(f);::QAR1(C)
- Refutation
- S(f);
- Try
- Q(C);
- Threat
- DUALS(2)
- Vars
- Q(e);::QAR1(C)
- S(f);::QAR1(C)
- Refutation
- S(f);
- Try
- Q(C);
- Threat
- QAB(C)+P(F)
- Refutation
- P(b);
- Try
- P(F);
- Threat
- QAB(C)
- Vars
- P(b);OGATEB::QAB(C)
- Refutation
- Q(e);
- Try
- Actual
- R(I);
- Threat
- S(E)
- Vars
- K(d);OGATEB,P_SPINS(f),S_FLIGHT,XR(I)::B(J)
- Q(e);N_GUARD,XR(I)::S(B)
- P(b);OGATEB::QAB(C)
- S(f);::S(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).