MESON Chess Problem Database

Problem Display
PID: 219166 (k3B3/p2n2K1/P3p1b1/4Bp2/p7/7p/Q7/6b1 w - - 0 1)

Cunow, Karl-Heinz

Freie Presse, 1995

k3B3/p2n2K1/P3p1b1/4Bp2/p7/7p/Q7/6b1

#2

5 + 9

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Sb6
      • 2.Bc6#
    • 1...Sf6
      • 2.Bc6#
    • 1...Sf8
      • 2.Bc6#
    • 1...h2
      • 2.Qg2#
  • Tries
    • 1.Qb3?
      • threat
        • 2.Qf3#
        • 2.Qb7#
      • 1...Sxe5
        • 2.Qb7#
      • 1...Be3
        • 2.Qb7#
      • 1...Bb6
        • 2.Qf3#
      • 1...Bh5
        • 2.Qb7#
      • 1...Sc5
        • 2.Qb8#
      • 1...Sb6
        • 2.Bc6#
      • 1...Sf6
        • 2.Bc6#
        • 2.Qb7#
        • 2.Qb8#
      • 1...Sb8
        • 2.Qb7#
        • 2.Qxb8#
      • 1...f4
        • 2.Qb7#
      • 1...axb3!
    • 1.Qxe6?
      • threat
        • 2.Qd5#
        • 2.Qc6#
      • 1...Sxe5
        • 2.Qc8#
      • 1...Bf7
        • 2.Qc6#
      • 1...Sc5
        • 2.Qc8#
      • 1...Sb6
        • 2.Bc6#
        • 2.Qc6#
      • 1...Sf6
        • 2.Bc6#
        • 2.Qc8#
        • 2.Qc6#
      • 1...Sb8!
    • 1.Qb2?
      • threat
        • 2.Qb7#
      • 1...Sc5
        • 2.Qb8#
      • 1...Sb6
        • 2.Bc6#
      • 1...Bb6!
  • Keys
    • 1.Qb1!
      • threat
        • 2.Qb7#
      • 1...Bb6
        • 2.Qh1#
      • 1...Sc5
        • 2.Qb8#
      • 1...Sb6
        • 2.Bc6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 3
  • Sets
    • S(h);OGATE::B(E)
    • P(b);N_GUARD::QAB(A)
  • Tries
    • Try
      • Q(A);
      • Threat
        • DUALS(2)
      • Vars
        • S(h);XB(B)::QAB1(A)
        • B(a);::QAB1(A)
        • B(a);::QAB(A)
        • B(f);::QAB1(A)
        • S(h);N_GUARD::QAR1(A)
        • S(h);OGATE::B(E)
        • P(d);::QAB1(A)
      • Refutation
        • P(c);XQ(A)
    • Try
      • Q(A);XP(e)
      • Threat
        • DUALS(2)
      • Vars
        • S(h);OGATE,XB(B)::QAR2(A)
        • B(f);::QAB(A)
        • S(h);OGATE::QAR2(A)
      • Refutation
        • S(h);
    • Try
      • Q(A);
      • Threat
        • QAB1(A)
      • Vars
        • S(h);N_GUARD::QAR1(A)
        • S(h);OGATE::B(E)
      • Refutation
        • B(a);
  • Actual
    • Q(A);
    • Threat
      • QAB1(A)
    • Vars
      • B(a);OGATE::QAB(A)
      • S(h);N_GUARD::QAR1(A)
      • S(h);OGATE::B(E)
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