MESON Chess Problem Database
Problem Display
PID: 205632 (2n2r1b/3B1R2/5rn1/5p2/1N1Nk3/8/5K1B/Q2b4 w - - 0 1)
Klebes, Stefan
Badische Neueste Nachrichten, 1990
#2
7 + 8
| 15148 | Sadier Collection | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Ra6
- 2.Bxf5#
- 1...Rb6
- 2.Bxf5#
- 1...Rc6
- 2.Bxf5#
- 2.Bxc6#
- 1...Rd6
- 2.Bxf5#
- 1...R6xf7
- 2.Bc6#
- 1...Sd6
- 2.Bc6#
- 1...Ra6
- Tries
- 1.Sb3?
- threat
- 2.Sd2#
- 2.Sc5#
- 2.Qd4#
- 1...R6xf7
- 2.Sd2#
- 2.Sc5#
- 2.Bc6#
- 2.Qa8#
- 1...Re6
- 2.Sd2#
- 2.Sc5#
- 1...Ra6
- 2.Sd2#
- 2.Sc5#
- 2.Bxf5#
- 1...Rb6
- 2.Sd2#
- 2.Sc5#
- 2.Bxf5#
- 1...Rc6
- 2.Sd2#
- 2.Bxf5#
- 2.Bxc6#
- 1...Rd6
- 2.Sc5#
- 2.Bxf5#
- 1...Bxb3!
- threat
- 1.Sf3?
- threat
- 2.Sd2#
- 2.Sg5#
- 2.Qd4#
- 1...R6xf7
- 2.Sd2#
- 2.Sg5#
- 2.Bc6#
- 2.Qa8#
- 1...Re6
- 2.Sd2#
- 2.Sg5#
- 1...Ra6
- 2.Sd2#
- 2.Sg5#
- 2.Bxf5#
- 1...Rb6
- 2.Sd2#
- 2.Sg5#
- 2.Bxf5#
- 1...Rc6
- 2.Sd2#
- 2.Sg5#
- 2.Bxf5#
- 2.Bxc6#
- 1...Rd6
- 2.Sg5#
- 2.Bxf5#
- 1...Bxf3!
- threat
- 1.Sb5?
- threat
- 2.Qd4#
- 1...R6xf7
- 2.Bc6#
- 2.Qa8#
- 1...Ra6
- 2.Bxf5#
- 1...Rb6
- 2.Bxf5#
- 1...Rc6
- 2.Bxf5#
- 2.Bxc6#
- 1...Rd6
- 2.Bxf5#
- 1...Re6!
- threat
- 1.Se6?
- threat
- 2.Sc5#
- 2.Sg5#
- 2.Bc6#
- 2.Qd4#
- 2.Qa8#
- 1...R6xf7
- 2.Sc5#
- 2.Sg5#
- 2.Bc6#
- 2.Qa8#
- 1...f4
- 2.Sc5#
- 2.Sg5#
- 1...Rd8
- 2.Sc5#
- 2.Sg5#
- 2.Qd4#
- 2.Qa8#
- 1...Bb3
- 2.Sc5#
- 2.Sg5#
- 2.Qd4#
- 2.Qe1#
- 2.Qh1#
- 1...Ba4
- 2.Sc5#
- 2.Sg5#
- 2.Qd4#
- 2.Qe1#
- 2.Qh1#
- 1...Sf4
- 2.Sc5#
- 2.Sg5#
- 2.Qd4#
- 1...Se5
- 2.Sc5#
- 2.Sg5#
- 2.Qd4#
- 2.Qxe5#
- 1...Sge7
- 2.Sc5#
- 2.Sg5#
- 2.Qd4#
- 2.Qe5#
- 1...Sb6
- 2.Sc5#
- 2.Sg5#
- 2.Qd4#
- 1...Sd6
- 2.Sc5#
- 2.Sg5#
- 2.Bc6#
- 2.Qd4#
- 1...Sa7
- 2.Sc5#
- 2.Sg5#
- 2.Qd4#
- 1...Sce7
- 2.Sc5#
- 2.Sg5#
- 2.Qd4#
- 1...Rxe6!
- threat
- 1.Qc3?
- threat
- 2.Qd3#
- 2.Qe3#
- 1...Sf4
- 2.Qe3#
- 1...Bc2
- 2.Qe3#
- 1...Be2
- 2.Qe3#
- 1...Se5
- 2.Qe3#
- 1...f4!
- threat
- 1.Sb3?
- Keys
- 1.Sxf5!
- threat
- 2.Qd4#
- 1...Rxf5+
- 2.Bxf5#
- 1...R6xf7
- 2.Qa8#
- 1...Re6
- 2.Sg3#
- 1...Ra6
- 2.Sg3#
- 1...Rb6
- 2.Sg3#
- 1...Rc6
- 2.Sg3#
- 2.Bxc6#
- 1...Rd6
- 2.Sg3#
- threat
- 1.Sxf5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 4
- ADDED MATES = 2
- REMOVED MATES = 1
- Sets
- R(d);N_GUARD::B(F),XP(c)
- R(d);N_GUARD,XR(G)::B(F)
- S(f);S_CUTR(d)::B(F)
- Tries
- Try
- S(E);
- Threat
- DUALS(3)
- Refutation
- B(a);XS(E)
- Try
- S(E);
- Threat
- DUALS(3)
- Refutation
- B(a);XS(E)
- Try
- S(E);
- Threat
- QAR1(A)
- Vars
- R(d);N_GUARD::B(F),XP(c)
- Refutation
- R(d);
- Try
- S(E);
- Threat
- DUALS(5)
- Refutation
- R(d);XS(E)
- Try
- Q(A);
- Threat
- DUALS(2)
- Vars
- S(e);::QAR1(A)
- B(a);::QAR1(A)
- Refutation
- P(c);
- Try
- Actual
- S(E);P_SPINS(E),XP(c)
- Threat
- QAR1(A)
- Vars
- R(d);CHECK,OGATE,XS(E)::B(F),XR(d)
- R(d);N_GUARD,XR(G)::QAB(A)
- R(d);N_PINS(E)::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).