MESON Chess Problem Database

Problem Display
PID: 142427 (6n1/7b/2Rp4/1p6/1p6/8/p1q5/BNk1K1QR w K - 0 1)

Melvin, Herbert A ('Hamel' or Zaak, HA)

The Problemist, 1948

6n1/7b/2Rp4/1p6/1p6/8/p1q5/BNk1K1QR

#2

6 + 8

14867 BCPS Library 2011

SOLUTION

  • SOUND
  • Sets
    • 1...axb1Q
      • 2.Qe3#
      • 2.Qg5#
    • 1...axb1B
      • 2.Qe3#
      • 2.Qg5#
    • 1...axb1R
      • 2.Qe3#
      • 2.Qg5#
  • Tries
    • 1.Sa3?
      • threat
        • 2.Qe3#
        • 2.Qg5#
      • 1...Qc3+
        • 2.Ke2#
      • 1...bxa3!
  • Keys
    • 1.Qg6!
      • threat
        • 2.0-0#
      • 1...Qc3+
        • 2.Ke2#
        • 2.Kf2#
      • 1...Kxb1
        • 2.0-0#
      • 1...axb1Q
        • 2.Qg5#
      • 1...axb1S
        • 2.Rxc2#
      • 1...axb1B
        • 2.Qg5#
      • 1...axb1R
        • 2.Rxc2#
        • 2.Qg5#
      • 1...Qc4
        • 2.Kf2#
      • 1...Qc5
        • 2.Ke2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(B);
      • Threat
        • DUALS(2)
      • Vars
        • Q(c);CHECK::QAR(D)+K(C)
      • Refutation
        • P(d);XS(B)
  • Actual
    • Q(D);
    • Threat
      • 0-0
    • Vars
      • K(a);P-FLIGHT,XS(B)::0-0
      • P(b);SBLOCK,XS(B)::QAB(D)
      • P(b);SBLOCK,XS(B)::R1(F),XQ(c)
      • Q(c);::R(E)+K(C)
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