MESON Chess Problem Database

Problem Display
PID: 18641 (1b5r/1N1R1p2/1pP1kn2/4n3/6Pp/1R2QP2/BB6/4K3 w - - 0 1)

Mansfield, Comins

Comm., Frankenthal Chess Club, 1957

1b5r/1N1R1p2/1pP1kn2/4n3/6Pp/1R2QP2/BB6/4K3

#2

10 + 8

3550 Complete Mansfield/II 1997

SOLUTION

  • SOUND
  • Sets
    • 1...Rh5
      • 2.Sd8#
    • 1...Rh6
      • 2.Sd8#
    • 1...Rh7
      • 2.Sd8#
    • 1...Rd8
      • 2.Sxd8#
    • 1...Ba7
      • 2.Qxe5#
    • 1...b5
      • 2.Sc5#
  • Keys
    • 1.Qh6!
      • threat
        • 2.Re3#
      • 1...Sd3+
        • 2.Rbxd3#
      • 1...Sxf3+
        • 2.Rxf3#
      • 1...Rxh6
        • 2.Sd8#
      • 1...Sxg4
        • 2.Rb5#
      • 1...Sxc6
        • 2.Rbd3#
      • 1...Sc4
        • 2.Qxf6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 5
  • Sets
    • R(h);N_GUARD::S(I)
    • R(h);N_GUARD::S(I),XR(h)
    • B(g);N_GUARD::QAR1(E),XS(b)
    • P(c);N_GUARD::S(I)
  • Actual
    • Q(E);N_PINS(b),P_PINS(e)
    • Threat
      • B(B)+R(D)
    • Vars
      • S(b);CHECK,N_GUARD::B(B)+R(D),XS(b)
      • S(b);CHECK,OGATE,XP(F)::B(B)+R(D),XS(b)
      • R(h);N_GUARD,N_SPINS(e),XQ(E)::S(I)
      • S(b);N_GUARD,XP(G)::B(B)+R(D)
      • S(b);N_GUARD,XP(H)::B(B)+R(D)
      • S(b);::QAR1(E),XS(e)
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