MESON Chess Problem Database

Problem Display
PID: 54848 (7b/4BB2/1nK1Rp2/p1N4p/P1k1NR1r/p1p1Pb2/8/8 w - - 0 1)

Gamage, Frederick

3rd Prize, Pittsburgh Leader, 1910

7b/4BB2/1nK1Rp2/p1N4p/P1k1NR1r/p1p1Pb2/8/8

#2

9 + 10

5397 Frederick Gamage (Prcic) 2004

SOLUTION

  • SOUND
  • Sets
    • 1...Bd1
      • 2.Sd2#
      • 2.Sd6#
    • 1...Be2
      • 2.Sd2#
      • 2.Sd6#
    • 1...Bxe4+
      • 2.Rexe4#
    • 1...Bg4
      • 2.Sd2#
      • 2.Sf2#
      • 2.Sg3#
      • 2.Sg5#
      • 2.Sd6#
      • 2.Sxf6#
    • 1...Sd5
      • 2.Sd2#
      • 2.Sd6#
  • Tries
    • 1.Re5+?
      • 1...Sd5
        • 2.Sd2#
        • 2.Sd6#
      • 1...Kb4!
    • 1.Rd6+?
      • 1...Sd5
        • 2.Sd2#
      • 1...Kb4!
    • 1.Rexf6+?
      • 1...Sd5
        • 2.Sd2#
        • 2.Sd6#
      • 1...Kb4!
  • Keys
    • 1.Kb7!
      • threat
        • 2.Rxb6#
      • 1...Bxe4+
        • 2.Rexe4#
      • 1...Kb4
        • 2.Rxb6#
      • 1...Kd5
        • 2.Sxc3#
      • 1...Sxa4
        • 2.Rb6#
      • 1...Bg4
        • 2.Sxf6#
      • 1...Sd5
        • 2.Sd2#
      • 1...Sd7
        • 2.Rb6#
      • 1...Sa8
        • 2.Rb6#
      • 1...Sc8
        • 2.Rb6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 0
  • Sets
    • B(c);CHECK,OGATE,P_SPINB(c),XS(C)::B(I)+R(G),DCHECK,XB(c)
  • Tries
    • Try
      • R(G);CHECK
      • Refutation
        • K(d);P-FLIGHT
    • Try
      • R(G);CHECK
      • Vars
        • S(h);N_PINS(C),P_SPINS(h)::R(D)+S(C),DCHECK
      • Refutation
        • K(d);P-FLIGHT
    • Try
      • R(G);CHECK,XP(i)
      • Refutation
        • K(d);P-FLIGHT
  • Actual
    • K(F);S_FLIGHT
    • Threat
      • B(I)+R(G),XS(h)
    • Vars
      • B(c);CHECK,OGATE,P_SPINB(c),XS(C)::B(I)+R(G),DCHECK,XB(c)
      • K(d);P-FLIGHT::R(G),XS(h)
      • K(d);N_PINS(C),S_FLIGHT::S(C),XP(b)
      • S(h);XP(B)::B(I)+R(G)
      • B(c);N_PINS(C)::R(D)+S(C),XP(i)
      • S(h);N_PINS(C),SBLOCK::R(D)+S(C),DCHECK
      • S(h);::B(I)+R(G)
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