MESON Chess Problem Database
Problem Display
PID: 121318 (3Q2N1/8/1K5P/2PPkp2/4nR2/1P5P/4PP2/8 w - - 0 1)
Erlin, Konrad (AKA Erlinger, Konrad)
Bohemia, 1902
#2
11 + 3
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Sd2
- 2.Qd6#
- 1...Sxf2
- 2.Qd6#
- 1...Sc3
- 2.Qd6#
- 1...Sg3
- 2.Qd6#
- 1...Sg5
- 2.Qd6#
- 1...Sd6
- 2.Qxd6#
- 1...Sf6
- 2.Qd6#
- 1...Sd2
- Tries
- 1.Kc6?
- 1...Kd4
- 2.Qf6#
- 1...Sxf2
- 2.Qc7#
- 2.Qd6#
- 2.Qb8#
- 1...Sxc5
- 2.Qc7#
- 2.Qd6#
- 2.Qb8#
- 1...Sd2
- 2.Qc7#
- 2.Qd6#
- 2.Qb8#
- 1...Sc3
- 2.Qc7#
- 2.Qd6#
- 2.Qb8#
- 1...Sg3
- 2.Qc7#
- 2.Qd6#
- 2.Qb8#
- 1...Sg5
- 2.Qc7#
- 2.Qd6#
- 2.Qb8#
- 1...Sd6
- 2.Qxd6#
- 1...Sf6
- 2.Qc7#
- 2.Qd6#
- 2.Qb8#
- 1...Kxf4!
- 1...Kd4
- 1.e3?
- 1...Sxf2
- 2.Qd6#
- 1...Sd6
- 2.Qxd6#
- 1...Sd2
- 2.Qd6#
- 1...Sc3
- 2.Qd6#
- 1...Sg3
- 2.Qd6#
- 1...Sg5
- 2.Qd6#
- 1...Sf6
- 2.Qd6#
- 1...Sxc5!
- 1...Sxf2
- 1.Kc6?
- Keys
- 1.Se7!
- 1...Kd4
- 2.Qh8#
- 1...Kxf4
- 2.Sg6#
- 1...Kf6
- 2.Rxf5#
- 1...Sxf2
- 2.Sg6#
- 2.Qd6#
- 1...Sxc5
- 2.Sg6#
- 1...Sd2
- 2.Sg6#
- 2.Qd6#
- 1...Sc3
- 2.Sg6#
- 2.Qd6#
- 1...Sg3
- 2.Sg6#
- 2.Qd6#
- 1...Sg5
- 2.Sg6#
- 2.Qd6#
- 1...Sd6
- 2.Qxd6#
- 1...Sf6
- 2.Sg6#
- 2.Qc7#
- 2.Qd6#
- 2.Qb8#
- 1...Kd4
- 1.Se7!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 6
- Sets
- S(a);N_GUARD::QAB1(J)
- S(a);N_GUARD,XP(B)::QAB1(J)
- S(a);N_GUARD::QAB1(J),XS(a)
- Tries
- Try
- K(H);P-FLIGHT
- Vars
- K(b);P_SPINS(a),S_FLIGHT::QAB(J)
- S(a);N_GUARD::QAB1(J),XS(a)
- Refutation
- K(b);S_FLIGHT,XR(E)
- Try
- P(A);
- Vars
- S(a);N_GUARD,XP(B)::QAB1(J)
- S(a);N_GUARD::QAB1(J),XS(a)
- S(a);N_GUARD::QAB1(J)
- Refutation
- S(a);XP(F)
- Try
- Actual
- S(K);
- Vars
- K(b);P_SPINS(a),S_FLIGHT::QAB(J)
- K(b);S_FLIGHT,XR(E)::S(K)
- K(b);P_SPINP(c),S_FLIGHT::R1(E),XP(c)
- S(a);XP(F)::S(K)
- S(a);N_GUARD::QAB1(J),XS(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).