MESON Chess Problem Database

Problem Display
PID: 43214 (1bb3BB/2n1K3/3R4/2pP1Np1/Ppk1Np2/3nr1q1/2P5/4Q3 w - - 0 1)

Gamage, Frederick

2nd Prize, BCF 039. Ty., 1941-1942

1bb3BB/2n1K3/3R4/2pP1Np1/Ppk1Np2/3nr1q1/2P5/4Q3

#2

10 + 11

5397 Frederick Gamage (Prcic) 2004

SOLUTION

  • SOUND
  • Sets
    • 1...Rf3
      • 2.Sd2#
    • 1...Rxe4+
      • 2.Qxe4#
    • 1...Be6
      • 2.Sd2#
    • 1...Sxd5+
      • 2.Bxd5#
    • 1...Se6
      • 2.Sd2#
    • 1...b3
      • 2.Qc3#
    • 1...f3
      • 2.Sxe3#
  • Keys
    • 1.Rd7!
      • threat
        • 2.Sd6#
      • 1...Rxe4+
        • 2.Qxe4#
      • 1...Sxd5+
        • 2.Bxd5#
      • 1...Se5
        • 2.Sed6#
      • 1...Sb5
        • 2.d6#
      • 1...Sa6
        • 2.d6#
      • 1...Se6
        • 2.Sd2#
      • 1...Sa8
        • 2.d6#
      • 1...Se8
        • 2.d6#
      • 1...f3
        • 2.Sxe3#

There are these versions: 74427

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 3
  • Sets
    • R(b);N_PINS(D)::S(D)
    • R(b);CHECK,OGATE,XS(D)::QAR2(A),XR(b)
    • B(k);N_PINS(D)::S(D)
    • S(i);CHECK,OGATE,P_SPINS(i),XP(E)::B(I),XS(i)
    • S(i);N_PINS(D)::S(D)
    • P(d);N_GUARD::QAR1(A)
    • P(f);N_GUARD,S_CUTQ(c)::S(F),XR(b)
  • Actual
    • R(G);
    • Threat
      • S(F)
    • Vars
      • R(b);CHECK,OGATE,XS(D)::QAR2(A),XR(b)
      • S(i);CHECK,OGATE,P_SPINS(i),XP(E)::B(I),XS(i)
      • S(a);N_PINS(D)::S(D)
      • S(i);N_GUARD::B(I)+P(E)
      • S(i);N_PINS(D)::S(D)
      • P(f);N_GUARD,S_CUTQ(c)::S(F),XR(b)
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