MESON Chess Problem Database

Problem Display
PID: 124486 (R7/6P1/6Rq/1KB5/8/8/8/7k w - - 0 1)

Kukin, Gennady

Kudesnik 02. TT, 1993

R7/6P1/6Rq/1KB5/8/8/8/7k

#2

5 + 2

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Qh8
      • 2.Rxh8#
      • 2.gxh8Q#
      • 2.gxh8R#
  • Keys
    • 1.Rh8!
      • threat
        • 2.Rhxh6#
      • 1...Kh2
        • 2.Rhxh6#
      • 1...Qxh8
        • 2.gxh8Q#
        • 2.gxh8R#
      • 1...Qh2
        • 2.Rg1#
      • 1...Qh3
        • 2.Rxh3#
      • 1...Qh4
        • 2.Rxh4#
      • 1...Qh5
        • 2.Rxh5#
      • 1...Qh7
        • 2.Rxh7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
  • Actual
    • R(E);P_PINQ(b)
    • Threat
      • R(E),XQ(b)
    • Vars
      • K(a);P-FLIGHT::R(E),XQ(b)
      • Q(b);N_SPINQ(b),OGATE,XR(E)::PXQ(b)=Q
      • Q(b);::R1(C)
      • Q(b);OGATE::R(E),XQ(b)
      • Q(b);OGATE,P_PINB(B)::R(E),XQ(b)
      • Q(b);OGATEB::R(E),XQ(b)
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