MESON Chess Problem Database

Problem Display
PID: 106816 (3R4/2pKp3/N5N1/3k4/2ppp3/1p1p1p2/1P1R1P2/3B4 w - - 0 1)

de Saint-Gilles, CE

Canadian Illustrated News, 1883

3R4/2pKp3/N5N1/3k4/2ppp3/1p1p1p2/1P1R1P2/3B4

#2

8 + 9

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...c3
      • 2.Bxb3#
    • 1...e3
      • 2.Bxf3#
    • 1...c5
      • 2.Sc7#
    • 1...c6
      • 2.Kxe7#
    • 1...e5
      • 2.Se7#
    • 1...e6
      • 2.Kxc7#
  • Keys
    • 1.Rxd3!
      • 1...cxd3
        • 2.Bxb3#
      • 1...exd3
        • 2.Bxf3#
      • 1...c3
        • 2.Bxb3#
      • 1...e3
        • 2.Bxf3#
      • 1...c5
        • 2.Sc7#
      • 1...c6
        • 2.Kxe7#
      • 1...e5
        • 2.Se7#
      • 1...e6
        • 2.Kxc7#

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • P(d);OGATEB::B(A),XP(a)
    • P(f);OGATEB::B(A),XP(c)
    • P(h);SBLOCK::S(E)
    • P(h);SBLOCK::R(H)+K(G),XP(i)
    • P(i);SBLOCK::S(F)
    • P(i);SBLOCK::R(H)+K(G),XP(h)
  • Actual
    • R(C);P_PINP(e),XP(b)
    • Vars
      • P(d);N_SPINP(e),OGATEB,XR(C)::B(A),XP(a)
      • P(f);N_SPINP(e),OGATEB,XR(C)::B(A),XP(c)
      • P(d);OGATEB::B(A),XP(a)
      • P(f);OGATEB::B(A),XP(c)
      • P(h);SBLOCK::S(E)
      • P(h);SBLOCK::R(H)+K(G),XP(i)
      • P(i);SBLOCK::S(F)
      • P(i);SBLOCK::R(H)+K(G),XP(h)
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