MESON Chess Problem Database

Problem Display
PID: 19174 (4n2n/1r3kpP/R4P1P/b2N4/7N/BB4r1/6p1/Q3R1K1 w - - 0 1)

Mansfield, Comins

Comm., White MT (A), 1952-1953

4n2n/1r3kpP/R4P1P/b2N4/7N/BB4r1/6p1/Q3R1K1

#2

11 + 8

3105 FIDE Album (1945-1955) 1964
721 Variantim 1991

SOLUTION

  • SOUND
  • Sets
    • 1...Rg6
      • 2.Sb6#
    • 1...Ra7
      • 2.Sc3#
      • 2.Se3#
    • 1...Bb6+
      • 2.Se3#
  • Keys
    • 1.fxg7!
      • threat
        • 2.gxh8S#
      • 1...Bb6+
        • 2.Se3#
      • 1...Rxg7
        • 2.Sb6#
      • 1...Sxg7
        • 2.Rf6#
        • 2.Qf6#
      • 1...Rb4
        • 2.Re7#
      • 1...Re7
        • 2.Rxe7#
      • 1...Bc3
        • 2.Sb4#
      • 1...Bb4
        • 2.Sc3#
      • 1...Sd6
        • 2.Qf6#
      • 1...Sg6
        • 2.g8Q#
        • 2.g8B#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 1
  • Sets
    • R(b);N_GUARD::B(E)+S(G)
    • B(c);CHECK,S_CUTR(d)::B(E)+S(G)
  • Actual
    • P(I);XP(f)
    • Threat
      • PXS(h)=S
    • Vars
      • B(c);CHECK,S_CUTR(d)::B(E)+S(G)
      • R(b);N_GUARD,XP(I)::B(E)+S(G)
      • R(d);N_GUARD::R1(B)
      • R(d);N_GUARD::R1(B),XR(d)
      • B(c);S_CUTR(b)::B(E)+S(G)
      • B(c);S_CUTR(d)::B(E)+S(G)
      • S(g);N_GUARD::QAR1(A)
      • S(h);S_CUTR(b)::P=Q
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