MESON Chess Problem Database

Problem Display
PID: 45401 (6B1/KQp3q1/1R2r3/2p5/3p4/N7/k3b2R/BN2n3 w - - 0 1)

Gamage, Frederick

Recomm., BCF 048. Ty., 1944-1945

6B1/KQp3q1/1R2r3/2p5/3p4/N7/k3b2R/BN2n3

#2

8 + 8

SOLUTION

  • SOUND
  • Tries
    • 1.Sc3+?
      • 1...Kxa1
        • 2.Rb1#
      • 1...Kxa3
        • 2.Bb2#
        • 2.Rb3#
      • 1...dxc3!
  • Keys
    • 1.Ra6!
      • threat
        • 2.Qb2#
      • 1...Kxa1
        • 2.Sc2#
      • 1...Sd3
        • 2.Sc2#
      • 1...d3
        • 2.Sc2#
      • 1...c6
        • 2.Sc4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(B);CHECK
      • Vars
        • K(b);N_SPINB(c),N_SPINR(f),P-FLIGHT,XB(A)::R1(E)
      • Refutation
        • P(d);XS(B)
  • Actual
    • R(E);
    • Threat
      • QAR1(G)
    • Vars
      • K(b);N_SPINB(c),N_SPINR(f),P-FLIGHT,XB(A)::R(E)+S(D),DCHECK
      • S(a);::R(E)+S(D)
      • P(d);::R(E)+S(D)
      • P(g);P_PINQ(G)::R(E)+S(D)
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