MESON Chess Problem Database

Problem Display
PID: 245499 (1Q4K1/8/6Bk/6pr/8/8/8/8 w - - 0 1)

Shumarin, Vladimir Pavlovich

Kudesnik, 2002

1Q4K1/8/6Bk/6pr/8/8/8/8

#2

3 + 3

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Tries
    • 1.Qd6?
      • threat
        • 2.Bb1#
        • 2.Bc2#
        • 2.Bd3#
        • 2.Be4#
        • 2.Bf5#
        • 2.Bf7#
        • 2.Bh7#
        • 2.Be8#
      • 1...Rh1
        • 2.Bf7#
        • 2.Be8#
      • 1...Rh2
        • 2.Bf7#
        • 2.Be8#
      • 1...Rh3
        • 2.Bf7#
        • 2.Be8#
      • 1...Rh4
        • 2.Bf7#
        • 2.Be8#
      • 1...g4!
    • 1.Qb6?
      • threat
        • 2.Bb1#
        • 2.Bc2#
        • 2.Bd3#
        • 2.Be4#
        • 2.Bf5#
        • 2.Bf7#
        • 2.Bh7#
        • 2.Be8#
      • 1...Rh1
        • 2.Bf7#
        • 2.Be8#
      • 1...Rh2
        • 2.Bf7#
        • 2.Be8#
      • 1...Rh3
        • 2.Bf7#
        • 2.Be8#
      • 1...Rh4
        • 2.Bf7#
        • 2.Be8#
      • 1...g4!
  • Keys
    • 1.Qe5!
      • threat
        • 2.Qg7#
      • 1...Kxg6
        • 2.Qe6#
      • 1...g4
        • 2.Qxh5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(B);
      • Threat
        • DUALS(8)
      • Refutation
        • P(a);
    • Try
      • Q(B);
      • Threat
        • DUALS(8)
      • Refutation
        • P(a);
  • Actual
    • Q(B);
    • Threat
      • QAB1(B)
    • Vars
      • K(c);OGATEB,P-FLIGHT,XB(A)::QAR2(B)
      • P(a);OGATE::QAR1(B),XR(b)
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