MESON Chess Problem Database

Problem Display
PID: 46364 (Kn6/8/N7/Q2NPP2/Rp1kr1P1/1P6/1P2pR2/1B2n1Bb w - - 0 1)

Gamage, Frederick

StrateGems, 2003

Kn6/8/N7/Q2NPP2/Rp1kr1P1/1P6/1P2pR2/1B2n1Bb

#2

13 + 7

5397 Frederick Gamage (Prcic) 2004

SOLUTION

  • SOUND
  • Sets
    • 1...Rxe5
      • 2.Rf4#
      • 2.Rxb4#
      • 2.Qc5#
  • Tries
    • 1.Qxb4+?
      • 1...Kxd5
        • 2.Qc5#
        • 2.Qd6#
        • 2.Qb5#
      • 1...Kxe5!
    • 1.Qb6+?
      • 1...Kxd5
        • 2.Ra5#
        • 2.Qc5#
        • 2.Qd6#
      • 1...Kxe5!
  • Keys
    • 1.Sdxb4!
      • threat
        • 2.Rf4#
        • 2.Qc5#
      • 1...Re3+
        • 2.Sc6#
      • 1...Rf4+
        • 2.Rf3#
      • 1...Rxg4+
        • 2.Rg2#
      • 1...Rxe5+
        • 2.Sd5#
      • 1...Ke3
        • 2.Sd5#
      • 1...Sxa6
        • 2.Rf4#
      • 1...Bf3
        • 2.Qc5#
      • 1...Sc2
        • 2.Qc5#
      • 1...Sg2
        • 2.Qc5#
      • 1...Sd3
        • 2.Sc2#
      • 1...Sf3
        • 2.Qc5#
      • 1...Sd7
        • 2.Rf4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 12
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(H);CHECK,XP(d)
      • Refutation
        • K(e);S_FLIGHT,XP(J)
    • Try
      • Q(H);CHECK
      • Refutation
        • K(e);N_SPINP(d),S_FLIGHT,XP(J)
  • Actual
    • S(I);XP(d)
    • Threat
      • DUALS(2)
    • Vars
      • R(f);CHECK,SBLOCK::R(F)+S(I),DCHECK
      • R(f);CHECK,N_GUARD::B(B)+R(D)
      • R(f);CHECK,N_GUARD,XP(G)::B(B)+R(D)
      • R(f);CHECK,SBLOCK,XP(J)::R(F)+S(I)
      • K(e);S_FLIGHT::S(I)
      • S(g);XS(L)::B(B)+R(D)
      • B(b);::QAB1(H)
      • S(a);::QAB1(H)
      • S(a);SBLOCK::R(F)+S(I),DCHECK
      • S(g);::B(B)+R(D)
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