MESON Chess Problem Database

Problem Display
PID: 233836 (K7/3B1n2/1Q6/2Nk4/2pP2P1/2pqp1P1/3n4/8 w - - 0 1)

Holler, Werner

Freie Presse, 2006

K7/3B1n2/1Q6/2Nk4/2pP2P1/2pqp1P1/3n4/8

#2

7 + 7

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Tries
    • 1.Bc6+?
      • 1...Kxd4
        • 2.Sd7#
      • 1...Kd6!
    • 1.Qf6?
      • threat
        • 2.Bc6#
      • 1...Se5
        • 2.Qxe5#
      • 1...Sd6
        • 2.Qe5#
      • 1...Sd8
        • 2.Qe5#
      • 1...Qxd4!
  • Keys
    • 1.Se4!
      • threat
        • 2.Sf6#
      • 1...Kxe4
        • 2.Bc6#
      • 1...Qxe4
        • 2.Qc5#
      • 1...Qxd4
        • 2.Qe6#
      • 1...Sxe4
        • 2.Be6#
      • 1...Qf1
        • 2.Sxc3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(F);CHECK
      • Vars
        • K(f);P-FLIGHT,XP(B)::QAB(E)+S(D)
      • Refutation
        • K(f);P-FLIGHT
    • Try
      • Q(E);
      • Threat
        • B(F)
      • Vars
        • S(g);N_GUARD::QAR1(E),XS(g)
        • S(g);N_GUARD::QAR1(E)
      • Refutation
        • Q(c);XP(B)
  • Actual
    • S(D);
    • Threat
      • S(D)
    • Vars
      • K(f);S_FLIGHT,XS(D)::B(F)
      • Q(c);SBLOCK,XS(D)::QAR1(E)
      • Q(c);SBLOCK,XP(B)::QAB1(E)
      • S(a);SBLOCK,XS(D)::B(F)
      • Q(c);N_GUARD::S(D),XP(b)
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