MESON Chess Problem Database

Problem Display
PID: 65086 (4B2K/8/b4N2/2NP4/p1kP3R/Q1p1p3/Pnppp2B/bRrq2n1 w - - 0 1)

Goldschmeding, Cornelis

Prins, Hendrik

3rd Place, 03. WCCT, 1984-1988

4B2K/8/b4N2/2NP4/p1kP3R/Q1p1p3/Pnppp2B/bRrq2n1

#2

11 + 13

5159 FIDE Album (1986-1988) (Annexe) 1996

SOLUTION

  • SOUND
  • Tries
    • 1.Scd7?
      • threat
        • 2.Se5#
      • 1...Kd3
        • 2.Se5#
      • 1...Kb5
        • 2.Qc5#
      • 1...Sd3
        • 2.Sb6#
      • 1...Sf3!
    • 1.Rxb2?
      • threat
        • 2.Rb4#
        • 2.Qb4#
        • 2.Qxa4#
      • 1...Bxb2
        • 2.Qxa4#
      • 1...Rb1
        • 2.Qb4#
        • 2.Qxa4#
      • 1...Bb5
        • 2.Bxb5#
        • 2.Rb4#
        • 2.Qb4#
      • 1...cxb2!
  • Keys
    • 1.Sfd7!
      • threat
        • 2.Sb6#
      • 1...Kb5
        • 2.Qxa4#
      • 1...Kxd5
        • 2.Sb6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(G);
      • Threat
        • S(G)
      • Vars
        • K(l);P_SPINP(i),S_FLIGHT::S(G)
        • K(l);P_SPINS(e),S_FLIGHT::QAR1(D)
        • S(e);SBLOCK::S(G)
      • Refutation
        • S(d);
    • Try
      • R(A);XS(e)
      • Threat
        • DUALS(3)
      • Vars
        • B(a);XR(A)::QAR2(D),XP(k)
      • Refutation
        • P(i);XR(A)
  • Actual
    • S(I);
    • Threat
      • S(I)
    • Vars
      • K(l);P_SPINS(e),S_FLIGHT::QAB1(D),XP(k)
      • K(l);S_FLIGHT,XP(H)::S(I)
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