MESON Chess Problem Database
Problem Display
PID: 224644 (3r4/bp2pN2/1n2k3/1B2N3/1P1p4/8/6Q1/K4R2 w - - 0 1)
Schindler, Ferdinand
Charleston Sunday News, 1887
#2
7 + 7
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Rd5
- 2.Qh3#
- 2.Qg4#
- 2.Qg6#
- 1...Sd5
- 2.Qh3#
- 2.Qg4#
- 1...Sd7
- 2.Bc4#
- 2.Qa2#
- 1...Rd5
- Tries
- 1.Sd3?
- threat
- 2.Sc5#
- 2.Qe4#
- 1...Rd5
- 2.Qg6#
- 1...Rc8
- 2.Qe4#
- 1...Bb8
- 2.Sc5#
- 1...Sa4
- 2.Qe4#
- 1...Sd5
- 2.Qh3#
- 2.Qe4#
- 2.Qg4#
- 1...Sd7
- 2.Bc4#
- 2.Qa2#
- 1...Sa8
- 2.Qe4#
- 1...Sc8
- 2.Qe4#
- 1...Sc4!
- threat
- 1.Sc4?
- threat
- 2.Sg5#
- 2.Sxd8#
- 2.Qe4#
- 1...Rd6
- 2.Sg5#
- 2.Qe4#
- 1...Rd5
- 2.Qg6#
- 1...Rd7
- 2.Sg5#
- 2.Qe4#
- 1...Ra8
- 2.Sg5#
- 2.Qe4#
- 1...Rb8
- 2.Sg5#
- 2.Qe4#
- 1...Rc8
- 2.Sg5#
- 2.Qe4#
- 1...Re8
- 2.Sg5#
- 2.Qe4#
- 1...Rf8
- 2.Sg5#
- 2.Qe4#
- 1...Rg8
- 2.Qe4#
- 1...Rh8
- 2.Sg5#
- 2.Qe4#
- 1...Bb8
- 2.Sg5#
- 2.Sxd8#
- 1...Sd7
- 2.Sg5#
- 2.Sxd8#
- 1...Sxc4!
- threat
- 1.Sd7?
- threat
- 2.Sc5#
- 2.Qe4#
- 1...Rxd7
- 2.Qe4#
- 1...Sxd7
- 2.Bc4#
- 2.Qa2#
- 1...Rc8
- 2.Qe4#
- 1...Bb8
- 2.Sc5#
- 1...Sa4
- 2.Qe4#
- 2.Qa2#
- 1...Sd5
- 2.Qh3#
- 2.Qe4#
- 2.Qg4#
- 1...Sa8
- 2.Qe4#
- 2.Qa2#
- 1...Sc8
- 2.Qe4#
- 2.Qa2#
- 1...Sc4!
- threat
- 1.Bc4+?
- 1...Rd5
- 2.Qh3#
- 2.Qg4#
- 2.Qg6#
- 1...Sd5
- 2.Qh3#
- 2.Qg4#
- 2.Qg6#
- 1...Sxc4!
- 1...Rd5
- 1.Bd7+?
- 1...Sxd7
- 2.Qa2#
- 1...Rxd7!
- 1...Sxd7
- 1.Rf6+?
- 1...Kxf6
- 2.Qg6#
- 1...exf6!
- 1...Kxf6
- 1.Qe4?
- threat
- 2.Sd3#
- 2.Sc4#
- 2.Sg4#
- 2.Sg6#
- 2.Sd7#
- 1...Sc4
- 2.Sxc4#
- 1...Rd5
- 2.Qf5#
- 2.Qg6#
- 2.Qg4#
- 1...Rd7
- 2.Sd3#
- 2.Sc4#
- 2.Sg4#
- 2.Sc6#
- 2.Sg6#
- 2.Sxd7#
- 1...Sd7
- 2.Sxd7#
- 2.Bc4#
- 1...d3
- 2.Sxd3#
- 2.Sc4#
- 2.Sg4#
- 2.Sg6#
- 2.Sd7#
- 1...Bb8!
- threat
- 1.Sd3?
- Keys
- 1.Sf3!
- threat
- 2.S3g5#
- 1...Kd5
- 2.S3g5#
- 1...Kf5
- 2.Sxd4#
- 1...Kf6
- 2.Sxd4#
- 1...Kxf7
- 2.Sxd4#
- 1...Rd5
- 2.Qg6#
- 1...Rg8
- 2.Sxd4#
- threat
- 1.Sf3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 6
- REMOVED MATES = 0
- Sets
- Tries
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- R(g);SBLOCK::QAR2(C)
- R(g);::QAR2(C)
- B(d);::S(F)
- S(b);::QAR2(C)
- Refutation
- S(b);
- Try
- S(F);
- Threat
- DUALS(3)
- Vars
- R(g);SBLOCK::QAR2(C)
- R(g);::QAR2(C)
- Refutation
- S(b);XS(F)
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- R(g);XS(F)::QAR2(C)
- R(g);::QAR2(C)
- B(d);::S(F)
- Refutation
- S(b);
- Try
- B(E);CHECK
- Refutation
- S(b);XB(E)
- Try
- B(E);CHECK
- Vars
- S(b);XB(E)::QAB(C)
- Refutation
- R(g);XB(E)
- Try
- R(B);CHECK
- Vars
- K(c);P-FLIGHT,XR(B)::QAR1(C)
- Refutation
- P(f);XR(B)
- Try
- Q(C);
- Threat
- DUALS(5)
- Vars
- S(b);::QAR(C)+S(F),XS(b)
- Refutation
- B(d);
- Try
- Actual
- S(F);
- Threat
- S(F)
- Vars
- K(c);S_FLIGHT::QAB(C)+S(F)
- K(c);S_FLIGHT::R(B)+S(F),DCHECK,XP(a)
- K(c);P-FLIGHT::R(B)+S(F),XP(a)
- K(c);S_FLIGHT,XS(G)::R(B)+S(F),XP(a)
- R(g);SBLOCK::QAR2(C)
- R(g);N_GUARD::S(F),XP(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).