MESON Chess Problem Database

Problem Display
PID: 22019 (Q7/4N3/3PPP2/2p1kB1R/2P3p1/6p1/1P4p1/6Kb w - - 0 1)

Neukomm, Gyula (Julius) R

4th Prize, Good Companions, 1923

Q7/4N3/3PPP2/2p1kB1R/2P3p1/6p1/1P4p1/6Kb

#2

10 + 6

81 Chess 1959
268 Chess Life 1960
3098 FIDE Album (1914-1944) (I) 1971

SOLUTION

  • SOUND
  • Sets
    • 1...Kd4
      • 2.Qe4#
    • 1...Kf4
      • 2.Qe4#
    • 1...Kxd6
      • 2.Qb8#
    • 1...Kxf6
      • 2.Qh8#
  • Tries
    • 1.Sg6+?
      • 1...Kd4
        • 2.Qe4#
      • 1...Kxf6
        • 2.Qf8#
        • 2.Qh8#
      • 1...Kxd6!
    • 1.Sc8?
      • 1...Kd4
        • 2.Qe4#
      • 1...Kf4
        • 2.Qe4#
      • 1...Kxf6!
    • 1.Sg8?
      • 1...Kd4
        • 2.Qe4#
      • 1...Kf4
        • 2.Qe4#
      • 1...Kxd6!
    • 1.Bxg4+?
      • 1...Kf4
        • 2.Qf3#
      • 1...Kxd6
        • 2.Qc6#
        • 2.Qb8#
        • 2.Qd8#
      • 1...Kxf6
        • 2.Qf8#
        • 2.Qh8#
      • 1...Kd4!
    • 1.Rh6?
      • 1...Kd4
        • 2.Qe4#
      • 1...Kxd6
        • 2.Qb8#
      • 1...Kf4!
    • 1.Qf3?
      • 1...Kd4
        • 2.Qe4#
        • 2.Qc3#
        • 2.Qf4#
      • 1...Kxd6
        • 2.Qxg3#
        • 2.Qf4#
      • 1...Kxf6
        • 2.Qc3#
      • 1...gxf3!
    • 1.Qe4+?
      • 1...Kxd6
        • 2.Qf4#
      • 1...Kxf6!
    • 1.Qd5+?
      • 1...Kf4
        • 2.Qe4#
      • 1...Kxf6!
    • 1.Qc6?
      • 1...Kd4
        • 2.Qe4#
      • 1...Kf4
        • 2.Qe4#
      • 1...Kxf6!
    • 1.Qb7?
      • 1...Kd4
        • 2.Qe4#
      • 1...Kf4
        • 2.Qe4#
      • 1...Kxd6
        • 2.Qb8#
      • 1...Kxf6!
    • 1.b3?
      • 1...Kf4
        • 2.Qe4#
      • 1...Kxd6
        • 2.Qb8#
      • 1...Kxf6
        • 2.Qa1#
        • 2.Qh8#
      • 1...Kd4!
    • 1.d7?
      • 1...Kd4
        • 2.Qe4#
      • 1...Kf4
        • 2.Qe4#
      • 1...Kd6
        • 2.Qb8#
      • 1...Kxf6!
    • 1.f7?
      • 1...Kd4
        • 2.Qe4#
      • 1...Kf4
        • 2.Qe4#
      • 1...Kf6
        • 2.Qh8#
      • 1...Kxd6!
  • Keys
    • 1.Qa3!
      • 1...Kd4
        • 2.Qc3#
      • 1...Kf4
        • 2.Sg6#
      • 1...Kxd6
        • 2.Qxg3#
      • 1...Kxf6
        • 2.Qc3#

FEATURES

  • Static
    • TYPE = MUTATE
    • CHANGED MATES = 4
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • K(f);S_FLIGHT::QAR1(J)
    • K(f);OGATEB,S_FLIGHT,XP(F)::QAB(J)
    • K(f);OGATEB,S_FLIGHT,XP(H)::QAB(J)
  • Tries
    • Try
      • S(I);CHECK
      • Vars
        • K(f);S_FLIGHT::QAR1(J)
      • Refutation
        • K(f);S_FLIGHT,XP(F)
    • Try
      • S(I);
      • Vars
        • K(f);S_FLIGHT::QAR1(J)
      • Refutation
        • K(f);S_FLIGHT,XP(H)
    • Try
      • S(I);
      • Vars
        • K(f);S_FLIGHT::QAR1(J)
      • Refutation
        • K(f);S_FLIGHT,XP(F)
    • Try
      • B(D);CHECK,XP(d)
      • Vars
        • K(f);S_FLIGHT::QAR1(J)
      • Refutation
        • K(f);S_FLIGHT
    • Try
      • R(E);
      • Vars
        • K(f);S_FLIGHT::QAR1(J)
        • K(f);OGATEB,S_FLIGHT,XP(F)::QAB(J)
      • Refutation
        • K(f);S_FLIGHT
    • Try
      • Q(J);
      • Vars
        • K(f);S_FLIGHT,XP(H)::QAB(J)
      • Refutation
        • P(d);XQ(J)
    • Try
      • Q(J);CHECK
      • Vars
        • K(f);S_FLIGHT,XP(F)::QAB(J)
      • Refutation
        • K(f);S_FLIGHT,XP(H)
    • Try
      • Q(J);CHECK
      • Vars
        • K(f);S_FLIGHT::QAR1(J)
      • Refutation
        • K(f);S_FLIGHT,XP(H)
    • Try
      • Q(J);
      • Vars
        • K(f);S_FLIGHT::QAR1(J)
      • Refutation
        • K(f);S_FLIGHT,XP(H)
    • Try
      • Q(J);
      • Vars
        • K(f);S_FLIGHT::QAR1(J)
        • K(f);OGATEB,S_FLIGHT,XP(F)::QAB(J)
      • Refutation
        • K(f);S_FLIGHT,XP(H)
    • Try
      • P(B);
      • Vars
        • K(f);S_FLIGHT::QAR1(J)
        • K(f);OGATEB,S_FLIGHT,XP(F)::QAB(J)
      • Refutation
        • K(f);S_FLIGHT
    • Try
      • P(F);
      • Vars
        • K(f);S_FLIGHT::QAR1(J)
        • K(f);S_FLIGHT::QAB(J)
      • Refutation
        • K(f);S_FLIGHT,XP(H)
    • Try
      • P(H);
      • Vars
        • K(f);S_FLIGHT::QAR1(J)
        • K(f);S_FLIGHT::QAB(J)
      • Refutation
        • K(f);S_FLIGHT,XP(F)
  • Actual
    • Q(J);
    • Vars
      • K(f);S_FLIGHT::QAB1(J)
      • K(f);S_FLIGHT::S(I)
      • K(f);P_SPINP(e),S_FLIGHT,XP(F)::QAB(J),XP(c)
      • K(f);S_FLIGHT,XP(H)::QAB(J)
HTML5 logo

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).