MESON Chess Problem Database

Problem Display
PID: 110456 (3R2K1/3N3B/1B3PR1/rn4P1/2N1k1P1/p4nP1/Qb2P1p1/5rq1 w - - 0 1)

Tar, Laszlo

Szekszard TST TT, 1963

3R2K1/3N3B/1B3PR1/rn4P1/2N1k1P1/p4nP1/Qb2P1p1/5rq1

#2

13 + 9

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Qh2
      • 2.Sc5#
    • 1...Qc5
      • 2.Sxc5#
    • 1...Qh1
      • 2.Sc5#
    • 1...Rf2
      • 2.Sc5#
    • 1...Bxf6
      • 2.Sxf6#
    • 1...Se1
      • 2.Sd2#
    • 1...Sd2
      • 2.Sxd2#
    • 1...Sh2
      • 2.Sd2#
    • 1...Sfd4
      • 2.Sc5#
    • 1...Sh4
      • 2.Sd2#
    • 1...Se5
      • 2.Sd2#
    • 1...Sxg5
      • 2.Sd2#
    • 1...Sc3
      • 2.Sd6#
    • 1...Sd6
      • 2.Sxd6#
    • 1...Sa7
      • 2.Sd6#
    • 1...Sc7
      • 2.Sd6#
  • Keys
    • 1.f7!
      • threat
        • 2.Rd6#
      • 1...Kd5
        • 2.Sd2#
      • 1...Sxg5
        • 2.Sd2#
      • 1...Qc5
        • 2.Sxc5#
      • 1...Qh2
        • 2.Sc5#
      • 1...Qh1
        • 2.Sc5#
      • 1...Bf6
        • 2.Sxf6#
      • 1...Se1
        • 2.Sd2#
      • 1...Sd2
        • 2.Sxd2#
      • 1...Sh2
        • 2.Sd2#
      • 1...Sfd4
        • 2.Sc5#
      • 1...Sh4
        • 2.Sd2#
      • 1...Se5
        • 2.Sd2#
      • 1...Sc3
        • 2.Sd6#
        • 2.Sf6#
      • 1...Sbd4
        • 2.Sf6#
      • 1...Sd6
        • 2.Sxd6#
      • 1...Sa7
        • 2.Sd6#
      • 1...Sc7
        • 2.Sd6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 2
  • Sets
    • Q(b);N_GUARD::S(J)
    • Q(b);N_GUARD::S(J),XQ(b)
    • R(a);S_CUTQ(b)::S(J)
    • B(c);XP(H)::S(J),XB(c)
    • S(f);N_GUARD::S(D)
    • S(f);N_GUARD::S(D),XS(f)
    • S(f);S_CUTQ(b)::S(J)
    • S(f);N_GUARD,XP(F)::S(D)
    • S(i);N_GUARD::S(D)
    • S(i);N_GUARD::S(D),XS(i)
  • Actual
    • P(H);
    • Threat
      • B(K)+R(I)
    • Vars
      • K(g);S_FLIGHT::QAB(A)+S(D)
      • S(f);N_GUARD,XP(F)::S(D)
      • Q(b);N_GUARD::S(J),XQ(b)
      • Q(b);N_GUARD::S(J)
      • B(c);N_GUARD::S(J),XB(c)
      • S(f);N_GUARD::S(D)
      • S(f);N_GUARD::S(D),XS(f)
      • S(f);S_CUTQ(b)::S(J)
      • S(i);S_CUTB(c)::S(J)
      • S(i);N_GUARD::S(D),XS(i)
      • S(i);N_GUARD::S(D)
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