MESON Chess Problem Database

Problem Display
PID: 187378 (3Q4/3R4/8/1n6/k2p2BR/8/1K6/8 w - - 0 1)

Lincoln, Robert A

StrateGems, 2018

3Q4/3R4/8/1n6/k2p2BR/8/1K6/8

#2

5 + 3

SOLUTION

  • SOUND
  • Sets
    • 1...d3
      • 2.Bd1#
  • Keys
    • 1.Qb6!
      • 1...Kb4
        • 2.Rxd4#
      • 1...Sc7
        • 2.Bd1#
        • 2.Rxd4#
      • 1...Sa3
        • 2.Ra7#
      • 1...Sc3
        • 2.Rxd4#
        • 2.Ra7#
      • 1...Sd6
        • 2.Bd1#
        • 2.Ra7#
      • 1...Sa7
        • 2.Bd1#
        • 2.Rxd4#
        • 2.Rxa7#
      • 1...d3
        • 2.Bd1#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • P(b);::R(C)+B(B),DCHECK
  • Actual
    • Q(E);
    • Vars
      • K(a);P-FLIGHT,P_SPINS(c)::R(D),XP(b)
      • S(c);N_GUARD::R(D)
      • P(b);::R(C)+B(B),DCHECK
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