MESON Chess Problem Database

Problem Display
PID: 240520 (8/8/5bRp/5B1k/R7/7K/8/8 w - - 0 1)

Pilchenko, Viacheslav Karlovich

ChessStar, 2019

8/8/5bRp/5B1k/R7/7K/8/8

#2

4 + 3

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Ba1
      • 2.Rh4#
    • 1...Bb2
      • 2.Rh4#
    • 1...Bc3
      • 2.Rh4#
    • 1...Bh4
      • 2.Rxh4#
    • 1...Be5
      • 2.Rh4#
    • 1...Bg7
      • 2.Rh4#
    • 1...Bh8
      • 2.Rh4#
  • Keys
    • 1.Ra6!
      • 1...Bd4
        • 2.Bg4#
      • 1...Ba1
        • 2.Bg4#
      • 1...Bb2
        • 2.Bg4#
      • 1...Bc3
        • 2.Bg4#
      • 1...Bh4
        • 2.Bg4#
      • 1...Be5
        • 2.Bg4#
      • 1...Bg5
        • 2.Bg4#
      • 1...Be7
        • 2.Bg4#
      • 1...Bg7
        • 2.Bg4#
      • 1...Bd8
        • 2.Bg4#
      • 1...Bh8
        • 2.Bg4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 7
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
    • B(b);N_GUARD::R1(B)
    • B(b);N_GUARD::R1(B),XB(b)
  • Actual
    • R(B);
    • Vars
      • B(b);::B(C)
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