MESON Chess Problem Database

Problem Display
PID: 78780 (8/4p3/1p2B3/1R3Pp1/3k1bR1/p1N2K2/Nn2PP2/B7 w - - 0 1)

Touw Hian Bwee

A Collection of Chess Problems by Touw Hian Bwee, 2008

8/4p3/1p2B3/1R3Pp1/3k1bR1/p1N2K2/Nn2PP2/B7

#2

10 + 7

56 The Problemist 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Sd1
      • 2.Sxd1#
    • 1...Sd3
      • 2.e3#
    • 1...Sa4
      • 2.Sxa4#
    • 1...Sc4
      • 2.Rd5#
  • Tries
    • 1.f6?
      • 1...Sd1
        • 2.Sxd1#
      • 1...Sd3
        • 2.e3#
      • 1...Sa4
        • 2.Sxa4#
      • 1...Sc4
        • 2.Rd5#
      • 1...exf6!
  • Keys
    • 1.Se4!
      • 1...Bc1
        • 2.Sd2#
      • 1...Bd2
        • 2.Sxd2#
      • 1...Bh2
        • 2.Sg3#
      • 1...Be3
        • 2.fxe3#
      • 1...Bg3
        • 2.Sxg3#
      • 1...Be5
        • 2.Rb4#
      • 1...Bd6
        • 2.Sxd6#
      • 1...Bc7
        • 2.Sd6#
      • 1...Bb8
        • 2.Sd6#

This is a version of 61066

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 9
    • REMOVED MATES = 4
  • Sets
    • S(a);::B(A)+S(E),XS(a)
    • S(a);SBLOCK::P(C)
    • S(a);SBLOCK::R1(H)
  • Tries
    • Try
      • P(I);
      • Vars
        • S(a);::B(A)+S(E),XS(a)
        • S(a);SBLOCK::P(C)
        • S(a);SBLOCK::R1(H)
      • Refutation
        • P(g);XP(I)
  • Actual
    • S(E);N_PINB(d),P_PINS(a)
    • Vars
      • B(d);::R(G)+S(E)
      • B(d);::R(G)+S(E),XB(d)
      • B(d);OGATE::P(D),XB(d)
      • B(d);SBLOCK::R(H)
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Developed and maintained by Brian Stephenson.
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