MESON Chess Problem Database

Problem Display
PID: 91485 (8/B7/K7/1R6/4QP2/3R4/5pq1/7k w - - 0 1)

Kwiatkowski, Marek

Probleemblad, 1999

8/B7/K7/1R6/4QP2/3R4/5pq1/7k

#2

6 + 3

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...f1Q
      • 2.Rh3#
      • 2.Rh5#
    • 1...f1B
      • 2.Rh3#
      • 2.Rh5#
    • 1...f1R
      • 2.Rh3#
      • 2.Rh5#
  • Tries
    • 1.Rg5?
      • threat
        • 2.Qxg2#
      • 1...Kg1
        • 2.Qxg2#
      • 1...Kh2
        • 2.Qxg2#
      • 1...Qxe4
        • 2.Rh3#
      • 1...f1Q
        • 2.Rh5#
      • 1...f1B
        • 2.Rh5#
      • 1...Qf3!
  • Keys
    • 1.Rg3!
      • threat
        • 2.Qxg2#
      • 1...Kg1
        • 2.Qxg2#
      • 1...Kh2
        • 2.Qxg2#
      • 1...Qxe4
        • 2.Rh5#
      • 1...f1Q
        • 2.Rh3#
      • 1...f1B
        • 2.Rh3#
      • 1...Qf3
        • 2.Rh5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(D);
      • Threat
        • QAB1(B),XQ(c)
      • Vars
        • K(a);P-FLIGHT,P_SPINP(b)::QAR1(B),XQ(c)
        • K(a);N_SPINQ(c),P-FLIGHT::QAR1(B),XQ(c)
        • Q(c);N_SPINQ(c),XQ(B)::R(A)
        • P(b);P_PINR(A)::R(D)
      • Refutation
        • Q(c);
  • Actual
    • R(A);
    • Threat
      • QAB1(B),XQ(c)
    • Vars
      • K(a);P-FLIGHT,P_SPINP(b)::QAR1(B),XQ(c)
      • K(a);N_SPINQ(c),P-FLIGHT::QAR1(B),XQ(c)
      • Q(c);N_SPINQ(c),XQ(B)::R(D)
      • P(b);P_PINR(D)::R(A)
      • Q(c);::R(D)
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