MESON Chess Problem Database
Problem Display
PID: 161819 (8/8/3p3Q/3Nn2R/BPkpp3/4n2R/K7/3NB3 w - - 0 1)
Dujardin, Paul
5th HM., Blikeng-80 JT, 1993-1994
#2
9 + 6
| 15601 | Albrecht-Leiss-Degener Collection | 2017 |
SOLUTION
- SOUND
- Sets
- 1...Sxd1
- 2.Sb6#
- 1...Sf1
- 2.Sb6#
- 1...Sc2
- 2.Sb6#
- 1...Sg2
- 2.Sb6#
- 1...S3g4
- 2.Sb6#
- 1...Sxd5
- 2.Sb2#
- 1...Sf5
- 2.Sb6#
- 1...Sd3
- 2.Sb6#
- 1...Sf3
- 2.Sb2#
- 1...S5g4
- 2.Sb2#
- 1...Sc6
- 2.Sb2#
- 1...Sg6
- 2.Sb2#
- 1...Sd7
- 2.Sb2#
- 1...Sf7
- 2.Sb2#
- 1...Sxd1
- Tries
- 1.S1xe3+?
- 1...Kd3
- 2.Sf4#
- 1...dxe3!
- 1...Kd3
- 1.Bb3+?
- 1...Kd3
- 2.Sf4#
- 1...Kb5!
- 1...Kd3
- 1.Qxe3?
- threat
- 2.Sb6#
- 2.Qb3#
- 1...Kxd5
- 2.Qb3#
- 1...Sd3
- 2.Sb6#
- 1...Sd7
- 2.Sb2#
- 2.Qc1#
- 2.Qb3#
- 1...d3
- 2.Sb6#
- 2.Qxe4#
- 1...dxe3!
- threat
- 1.Qf8?
- 1...Kd3
- 2.Qf1#
- 1...Kxd5
- 2.Qf7#
- 2.Qg8#
- 1...Sxd1
- 2.Sb6#
- 1...Sxd5
- 2.Sb2#
- 1...Sf1
- 2.Sb6#
- 1...Sc2
- 2.Sb6#
- 1...Sg2
- 2.Sb6#
- 1...S3g4
- 2.Sb6#
- 1...Sf5
- 2.Sb6#
- 1...Sd3
- 2.Sb6#
- 1...Sf3
- 2.Sb2#
- 1...S5g4
- 2.Sb2#
- 1...Sc6
- 2.Sb2#
- 1...Sg6
- 2.Sb2#
- 1...Sd7
- 2.Sb2#
- 1...Sf7
- 2.Sb2#
- 1...d3!
- 1...Kd3
- 1.Qxd6?
- threat
- 2.Sb2#
- 1...Sxd1
- 2.Sb6#
- 2.Qc5#
- 1...d3
- 2.S5xe3#
- 2.Sb6#
- 2.Qc5#
- 1...Sd3
- 2.Sb6#
- 2.Qa6#
- 1...Kd3!
- threat
- 1.Qe6?
- threat
- 2.Sb2#
- 1...Kd3
- 2.Sf4#
- 1...Sxd1
- 2.Sb6#
- 1...Sd3
- 2.S5xe3#
- 2.Sb6#
- 1...d3!
- threat
- 1.Qf6?
- 1...Kd3
- 2.Qf1#
- 1...Kxd5
- 2.Qf7#
- 1...Sxd1
- 2.Sb6#
- 1...Sxd5
- 2.Sb2#
- 1...Sf1
- 2.Sb6#
- 1...Sc2
- 2.Sb6#
- 1...Sg2
- 2.Sb6#
- 1...S3g4
- 2.Sb6#
- 1...Sf5
- 2.Sb6#
- 1...Sd3
- 2.Sb6#
- 1...Sf3
- 2.Sb2#
- 1...S5g4
- 2.Sb2#
- 1...Sc6
- 2.Sb2#
- 1...Sg6
- 2.Sb2#
- 1...Sd7
- 2.Sb2#
- 1...Sf7
- 2.Sb2#
- 1...d3!
- 1...Kd3
- 1.Qg6?
- 1...Kxd5
- 2.Qf7#
- 2.Qg8#
- 1...Sxd1
- 2.Sb6#
- 1...Sxd5
- 2.Sb2#
- 1...Sxg6
- 2.Sb2#
- 1...d3
- 2.Qxe4#
- 1...Sf1
- 2.Sb6#
- 1...Sc2
- 2.Sb6#
- 1...Sg2
- 2.Sb6#
- 1...S3g4
- 2.Sb6#
- 1...Sf5
- 2.Sb6#
- 1...Sd3
- 2.Sb6#
- 1...Sf3
- 2.Sb2#
- 1...S5g4
- 2.Sb2#
- 1...Sc6
- 2.Sb2#
- 1...Sd7
- 2.Sb2#
- 1...Sf7
- 2.Sb2#
- 1...Kd3!
- 1...Kxd5
- 1.Qh7?
- 1...Kxd5
- 2.Qg8#
- 2.Qf7#
- 1...Sxd1
- 2.Sb6#
- 1...Sxd5
- 2.Sb2#
- 1...d3
- 2.Qxe4#
- 1...Sf1
- 2.Sb6#
- 1...Sc2
- 2.Sb6#
- 1...Sg2
- 2.Sb6#
- 1...S3g4
- 2.Sb6#
- 1...Sf5
- 2.Sb6#
- 1...Sd3
- 2.Sb6#
- 1...Sf3
- 2.Sb2#
- 1...S5g4
- 2.Sb2#
- 1...Sc6
- 2.Sb2#
- 1...Sg6
- 2.Sb2#
- 1...Sd7
- 2.Sb2#
- 1...Sf7
- 2.Sb2#
- 1...Kd3!
- 1...Kxd5
- 1.S1xe3+?
- Keys
- 1.Qf4!
- 1...Kd3
- 2.Qf1#
- 1...Kxd5
- 2.Qf7#
- 1...Sxd1
- 2.Sb6#
- 1...Sxd5
- 2.Sb2#
- 1...Sf1
- 2.Sb6#
- 1...Sc2
- 2.Sb6#
- 1...Sg2
- 2.Sb6#
- 1...S3g4
- 2.Sb6#
- 1...Sf5
- 2.Sb6#
- 1...Sd3
- 2.Sb6#
- 1...Sf3
- 2.Sb2#
- 1...S5g4
- 2.Sb2#
- 1...Sc6
- 2.Sb2#
- 1...Sg6
- 2.Sb2#
- 1...Sd7
- 2.Sb2#
- 1...Sf7
- 2.Sb2#
- 1...d3
- 2.Qxe4#
- 1...Kd3
- 1.Qf4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- S(a);XS(A)::S(G)
- S(a);::S(G)
- S(a);SBLOCK,XS(G)::S(A)
- S(e);SBLOCK::S(G)
- S(e);::S(A)
- Tries
- Try
- S(A);CHECK,XS(a)
- Vars
- K(b);S_FLIGHT::S(G)
- Refutation
- P(c);XS(A)
- Try
- B(E);CHECK
- Vars
- K(b);P_SPINS(a),S_FLIGHT::S(G)
- Refutation
- K(b);S_FLIGHT
- Try
- Q(I);XS(a)
- Threat
- DUALS(2)
- Vars
- K(b);P_SPINS(e),S_FLIGHT,XS(G)::QAB(I)
- S(e);::S(G)
- Refutation
- P(c);XQ(I)
- Try
- Q(I);
- Vars
- K(b);P_SPINS(a),S_FLIGHT::QAB(I)
- S(a);XS(A)::S(G)
- S(a);SBLOCK,XS(G)::S(A)
- S(a);::S(G)
- S(e);SBLOCK::S(G)
- S(e);::S(A)
- Refutation
- P(c);
- Try
- Q(I);XP(f)
- Threat
- S(A)
- Refutation
- K(b);P_SPINS(a),S_FLIGHT
- Try
- Q(I);
- Threat
- S(A)
- Vars
- K(b);P_SPINS(a),S_FLIGHT::S(G)
- S(a);XS(A)::QAB(I)+S(G),DCHECK
- Refutation
- P(c);
- Try
- Q(I);
- Vars
- K(b);P_SPINS(a),S_FLIGHT::QAB(I)
- K(b);OGATEB,P_SPINS(e),S_FLIGHT,XS(G)::QAB(I)
- S(a);XS(A)::S(G)
- S(a);SBLOCK,XS(G)::S(A)
- S(a);::S(G)
- S(e);SBLOCK::S(G)
- S(e);::S(A)
- Refutation
- P(c);
- Try
- Q(I);
- Vars
- S(a);XS(A)::S(G)
- S(a);SBLOCK,XS(G)::S(A)
- S(e);XQ(I)::S(A)
- P(c);OGATEB::QAR2(I),XP(d)
- S(a);::S(G)
- S(e);SBLOCK::S(G)
- S(e);::S(A)
- Refutation
- K(b);P_SPINP(d),P_SPINS(a),S_FLIGHT
- Try
- Q(I);
- Vars
- S(a);XS(A)::S(G)
- S(a);SBLOCK,XS(G)::S(A)
- P(c);OGATEB::QAR2(I),XP(d)
- S(a);::S(G)
- S(e);SBLOCK::S(G)
- S(e);::S(A)
- Refutation
- K(b);P_SPINP(d),P_SPINS(a),S_FLIGHT
- Try
- Actual
- Q(I);
- Vars
- K(b);P_SPINS(a),S_FLIGHT::QAB(I)
- K(b);OGATEB,P_SPINS(e),S_FLIGHT,XS(G)::QAB(I)
- S(a);XS(A)::S(G)
- S(a);SBLOCK,XS(G)::S(A)
- S(a);::S(G)
- S(e);SBLOCK::S(G)
- S(e);::S(A)
- P(c);OGATEB,P_SPINP(d)::QAR2(I),XP(d)
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).