MESON Chess Problem Database
Problem Display
PID: 109469 (b7/5pp1/7n/4RNnQ/5k1N/2Bp4/5PP1/7K w - - 0 1)
Sutter, Alfred Ernst
6th Comm., BCF, 1952-1953
#2
8 + 7
| 15257 | Kunstwerke auf 64 Feldern (1922-1966) (Ott, Kummer, Schudel) | 1968 |
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Bxg2+
- 2.Sxg2#
- 1...Sf3
- 2.g3#
- 1...f6
- 2.Sg6#
- 1...Bxg2+
- Tries
- 1.Sg3?
- threat
- 2.Qxg5#
- 1...Bxg2+
- 2.Sxg2#
- 1...Sh3
- 2.Bd2#
- 1...Se4
- 2.Qf3#
- 1...Se6
- 2.Bd2#
- 1...Sh7
- 2.Bd2#
- 1...Sf5
- 2.Rxf5#
- 1...f5
- 2.Sg6#
- 1...f6
- 2.Sg6#
- 1...Sf3!
- threat
- 1.Sxh6?
- threat
- 2.Qg4#
- 2.Qxg5#
- 1...Bxg2+
- 2.Sxg2#
- 1...Bf3
- 2.Qxg5#
- 1...Sf3
- 2.Qg4#
- 2.Qxf7#
- 2.Qf5#
- 2.g3#
- 1...Sh3
- 2.Bd2#
- 2.Qg4#
- 2.Qxf7#
- 2.Qf5#
- 1...Se4
- 2.Rf5#
- 2.Qf3#
- 2.Qg4#
- 2.Qf5#
- 1...Se6
- 2.Bd2#
- 2.Qg4#
- 2.Qxf7#
- 2.Qf5#
- 1...Sh7
- 2.Bd2#
- 2.Qg4#
- 2.Qf5#
- 1...f5
- 2.Sg6#
- 1...f6
- 2.Sg6#
- 2.Qg4#
- 1...gxh6!
- threat
- 1.Se7?
- threat
- 2.Qxg5#
- 1...Bxg2+
- 2.Sxg2#
- 1...Sf3
- 2.g3#
- 1...Sh3
- 2.Bd2#
- 1...Se4
- 2.Qf3#
- 1...Se6
- 2.Bd2#
- 1...Sh7
- 2.Bd2#
- 1...f5
- 2.Shg6#
- 2.Seg6#
- 1...f6
- 2.Shg6#
- 2.Seg6#
- 1...Sf5!
- threat
- 1.Sxg7?
- threat
- 2.Qxg5#
- 1...Bxg2+
- 2.Sxg2#
- 1...Sf3
- 2.g3#
- 1...Sh3
- 2.Bd2#
- 1...Se4
- 2.Qf3#
- 1...Se6
- 2.Bd2#
- 1...Sh7
- 2.Bd2#
- 1...f5
- 2.Sg6#
- 1...f6
- 2.Sg6#
- 1...Sf5!
- threat
- 1.Sg3?
- Keys
- 1.Sd6!
- threat
- 2.Qxg5#
- 1...Bxg2+
- 2.Sxg2#
- 1...Sf3
- 2.g3#
- 1...Sh3
- 2.Bd2#
- 1...Se4
- 2.Qf3#
- 1...Se6
- 2.Bd2#
- 1...Sh7
- 2.Bd2#
- 1...Sf5
- 2.Rxf5#
- 1...f5
- 2.Sg6#
- 1...f6
- 2.Sg6#
- threat
- 1.Sd6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 6
- REMOVED MATES = 0
- Sets
- B(g);CHECK,XP(C)::S(E),XB(g)
- S(c);N_PINP(C)::P(C)
- P(e);N_GUARD::S(E)
- Tries
- Try
- S(G);
- Threat
- QAB1(H),XS(c)
- Vars
- B(g);CHECK,XP(C)::S(E),XB(g)
- S(c);::B(D)
- S(c);N_GUARD,N_PINP(C),S_CUTB(g)::QAR1(H)
- S(d);N_GUARD::R1(F),XS(d)
- P(e);N_GUARD::S(E)
- Refutation
- S(c);N_PINP(C)
- Try
- S(G);XS(d)
- Threat
- DUALS(2)
- Vars
- B(g);CHECK,XP(C)::S(E),XB(g)
- B(g);::QAB1(H),XS(c)
- P(e);N_GUARD::S(E)
- Refutation
- P(f);XS(G)
- Try
- S(G);
- Threat
- QAB1(H),XS(c)
- Vars
- B(g);CHECK,XP(C)::S(E),XB(g)
- S(c);N_PINP(C)::P(C)
- S(c);::B(D)
- S(c);N_GUARD,N_PINP(C),S_CUTB(g)::QAR1(H)
- Refutation
- S(d);
- Try
- S(G);XP(f)
- Threat
- QAB1(H),XS(c)
- Vars
- B(g);CHECK,XP(C)::S(E),XB(g)
- S(c);N_PINP(C)::P(C)
- S(c);::B(D)
- S(c);N_GUARD,N_PINP(C),S_CUTB(g)::QAR1(H)
- P(e);N_GUARD::S(E)
- Refutation
- S(d);
- Try
- Actual
- S(G);
- Threat
- QAB1(H),XS(c)
- Vars
- B(g);CHECK,XP(C)::S(E),XB(g)
- S(c);N_PINP(C)::P(C)
- S(c);::B(D)
- S(c);N_GUARD,N_PINP(C),S_CUTB(g)::QAR1(H)
- S(d);N_GUARD::R1(F),XS(d)
- P(e);N_GUARD::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).