MESON Chess Problem Database

Problem Display
PID: 179144 (8/Q7/8/8/7p/2R3bK/8/3B1k2 w - - 0 1)

Dikusarov, Andrey Nikolayovich

Sachmatija, 2014

8/Q7/8/8/7p/2R3bK/8/3B1k2

#2

4 + 3

SOLUTION

  • SOUND
  • Tries
    • 1.Rf3+?
      • 1...Bf2
        • 2.Qxf2#
      • 1...Ke1!
  • Keys
    • 1.Rc2!
      • 1...Ke1
        • 2.Qg1#
      • 1...Bf2
        • 2.Qxf2#
      • 1...Be1
        • 2.Be2#
      • 1...Bh2
        • 2.Qf2#
      • 1...Bf4
        • 2.Qf2#
      • 1...Be5
        • 2.Qf2#
      • 1...Bd6
        • 2.Qf2#
      • 1...Bc7
        • 2.Qf2#
      • 1...Bb8
        • 2.Qf2#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 9
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(B);CHECK
      • Vars
        • B(b);N_GUARD,P_SPINB(b)::QAR1(D),XB(b)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • R(B);
    • Vars
      • K(a);P-FLIGHT::QAR2(D)
      • B(b);N_GUARD::QAR1(D),XB(b)
      • B(b);SBLOCK::B(A)
      • B(b);N_GUARD::QAR1(D)
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