MESON Chess Problem Database

Problem Display
PID: 74933 (2Q5/3n4/2R2n2/1p1p1N2/1pN5/3k1P2/1PRp4/3Kb3 w - - 0 1)

Mumsley, James

Problem Online, 2005

2Q5/3n4/2R2n2/1p1p1N2/1pN5/3k1P2/1PRp4/3Kb3

#2

8 + 8

SOLUTION

  • SOUND
  • Sets
    • 1...Bf2
      • 2.Rxd2#
    • 1...Bg3
      • 2.Rxd2#
    • 1...Bh4
      • 2.Rxd2#
    • 1...Sc5
      • 2.Se5#
    • 1...Se5
      • 2.Sxe5#
    • 1...Sb6
      • 2.Se5#
    • 1...Sb8
      • 2.Se5#
    • 1...Sf8
      • 2.Se5#
    • 1...b3
      • 2.Rc3#
  • Keys
    • 1.Rd6!
      • 1...bxc4
        • 2.Qxc4#
      • 1...Se4
        • 2.Rxd5#
      • 1...Bf2
        • 2.Rxd2#
      • 1...Bg3
        • 2.Rxd2#
      • 1...Bh4
        • 2.Rxd2#
      • 1...Sg4
        • 2.Rxd5#
      • 1...Sh5
        • 2.Rxd5#
      • 1...Sh7
        • 2.Rxd5#
      • 1...Se8
        • 2.Rxd5#
      • 1...Sg8
        • 2.Rxd5#
      • 1...Sc5
        • 2.Se5#
      • 1...Se5
        • 2.Sxe5#
      • 1...Sb6
        • 2.Se5#
      • 1...Sb8
        • 2.Se5#
      • 1...Sf8
        • 2.Se5#
      • 1...b3
        • 2.Rc3#
      • 1...d4
        • 2.Rxd4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 0
  • Sets
    • B(a);N_GUARD::R1(C),XP(b)
    • S(h);N_GUARD::S(E)
    • S(h);N_GUARD::S(E),XS(h)
    • P(d);N_GUARD::R1(C)
  • Actual
    • R(G);P_PINP(f)
    • Vars
      • P(e);OGATE,XS(E)::QAB1(H),XP(e)
      • S(g);N_GUARD::R(G),XP(f)
      • B(a);N_GUARD::R1(C),XP(b)
      • S(h);N_GUARD::S(E)
      • S(h);N_GUARD::S(E),XS(h)
      • P(d);N_GUARD::R1(C)
      • P(f);OGATE::R1(G),XP(f)
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