MESON Chess Problem Database

Problem Display
PID: 37992 (6b1/1R6/5n2/3R4/k7/8/8/6KQ w - - 0 1)

Kiev, Anatoly

Probleemblad, 1981

6b1/1R6/5n2/3R4/k7/8/8/6KQ

#2

4 + 3

2786 More Fun with Chess Miniatures 2000

SOLUTION

  • SOUND
  • Sets
    • 1...Ka3
      • 2.Ra5#
  • Tries
    • 1.Kg2?
      • threat
        • 2.Qa1#
      • 1...Ka3
        • 2.Ra5#
        • 2.Qa1#
      • 1...Bxd5+!
    • 1.Rd8?
      • threat
        • 2.Ra8#
      • 1...Ka3
        • 2.Ra8#
      • 1...Ka5
        • 2.Ra8#
      • 1...Bc4!
    • 1.Qg2?
      • threat
        • 2.Qa2#
      • 1...Ka3
        • 2.Ra5#
      • 1...Bxd5!
    • 1.Qe4+?
      • 1...Ka3
        • 2.Ra5#
      • 1...Sxe4!
    • 1.Qh2?
      • threat
        • 2.Qa2#
      • 1...Ka3
        • 2.Ra5#
      • 1...Bxd5!
  • Keys
    • 1.Qh8!
      • 1...Ka3
        • 2.Ra5#
      • 1...Bxd5
        • 2.Qa8#
      • 1...Sxd5
        • 2.Qa1#
      • 1...Be6
        • 2.Qa8#
      • 1...Bf7
        • 2.Qa8#
      • 1...Bh7
        • 2.Qa8#
      • 1...Se4
        • 2.Qa1#
      • 1...Sg4
        • 2.Qa1#
      • 1...Sh5
        • 2.Qa1#
      • 1...Sd7
        • 2.Qa1#
      • 1...Sh7
        • 2.Qa1#
      • 1...Se8
        • 2.Qa1#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 11
    • REMOVED MATES = 0
  • Sets
    • K(a);P-FLIGHT::R(C)
  • Tries
    • Try
      • K(A);P-FLIGHT
      • Threat
        • QAR(B)
      • Refutation
        • B(c);CHECK,XR(C)
    • Try
      • R(C);
      • Threat
        • R(C)
      • Vars
        • K(a);P-FLIGHT::R(C)
      • Refutation
        • B(c);
    • Try
      • Q(B);
      • Threat
        • QAR2(B)
      • Vars
        • K(a);P-FLIGHT::R(C)
      • Refutation
        • B(c);XR(C)
    • Try
      • Q(B);CHECK
      • Vars
        • K(a);P-FLIGHT::R(C)
      • Refutation
        • S(b);XQ(B)
    • Try
      • Q(B);
      • Threat
        • QAR2(B)
      • Vars
        • K(a);P-FLIGHT::R(C)
      • Refutation
        • B(c);XR(C)
  • Actual
    • Q(B);
    • Vars
      • K(a);P-FLIGHT::R(C)
      • B(c);OGATE,XR(C)::QAR(B)
      • S(b);OGATE,XR(C)::QAR(B)
      • B(c);OGATE::QAR(B)
      • S(b);OGATE::QAR(B)
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