MESON Chess Problem Database

Problem Display
PID: 227100 (8/2N5/8/1R6/kPb5/3BK3/2PP4/2B1Q3 w - - 0 1)

Bakcsi, Gyorgy

US Problem Bulletin, 1985

8/2N5/8/1R6/kPb5/3BK3/2PP4/2B1Q3

#2

9 + 2

SOLUTION

  • SOUND
  • Tries
    • 1.Qd1?
      • 1...Bxd3
        • 2.cxd3#
      • 1...Bxb5
        • 2.c3#
      • 1...Bb3
        • 2.cxb3#
      • 1...Bd5
        • 2.c4#
      • 1...Be6
        • 2.c4#
      • 1...Bf7
        • 2.c4#
      • 1...Bg8
        • 2.c4#
      • 1...Ba2!
  • Keys
    • 1.Qh4!
      • 1...Bxd3
        • 2.Ra5#
      • 1...Bxb5
        • 2.Bxb5#
      • 1...Ba2
        • 2.Ra5#
      • 1...Bb3
        • 2.Ra5#
      • 1...Bd5
        • 2.Ra5#
      • 1...Be6
        • 2.Ra5#
      • 1...Bf7
        • 2.Ra5#
      • 1...Bg8
        • 2.Ra5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(B);
      • Vars
        • B(b);OGATE,XB(E)::QAB(B)+P(C),XB(b)
        • B(b);N_GUARD,XR(H)::QAB(B)+P(C)
        • B(b);OGATE::P(C),XB(b)
        • B(b);OGATE::QAB(B)+P(C)
      • Refutation
        • B(b);
  • Actual
    • Q(B);
    • Vars
      • B(b);XB(E)::R1(H)
      • B(b);OGATE,XR(H)::B(E),XB(b)
      • B(b);::R1(H)
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