MESON Chess Problem Database

Problem Display
PID: 23855 (8/8/8/K7/1Q6/4N2R/4p3/2kB4 w - - 0 1)

Grolman, Lev

Smena, 1997

8/8/8/K7/1Q6/4N2R/4p3/2kB4

#2

5 + 2

2786 More Fun with Chess Miniatures 2000
133 The Problemist Supplement 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Qa3+?
      • 1...Kb1
        • 2.Bc2#
      • 1...Kd2!
  • Keys
    • 1.Rh2!
      • 1...exd1Q
        • 2.Qb2#
      • 1...exd1S
        • 2.Rc2#
      • 1...exd1B
        • 2.Qb2#
      • 1...exd1R
        • 2.Rc2#
        • 2.Qb2#
      • 1...e1Q
        • 2.Rc2#
      • 1...e1S
        • 2.Qb2#
      • 1...e1B
        • 2.Rc2#
      • 1...e1R
        • 2.Rc2#
        • 2.Qb2#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(D);CHECK
      • Vars
        • K(a);P-FLIGHT::B(A)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • R(C);
    • Vars
      • P(b);XB(A)::QAB1(D)
      • P(b);OGATE,XB(A)::R1(C)
      • P(b);OGATE,P_PINQ(D)::R1(C)
      • P(b);::QAB1(D)
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