MESON Chess Problem Database

Problem Display
PID: 121634 (B7/7Q/8/8/5R2/7p/6p1/K5k1 w - - 0 1)

Pestunov, Stanislav

Kudesnik, 1991

B7/7Q/8/8/5R2/7p/6p1/K5k1

#2

4 + 3

6490 yacpdb 2009
5454 Near Snap 2021

SOLUTION

  • SOUND
  • Sets
    • 1...h2
      • 2.Qb1#
  • Keys
    • 1.Qc7!
      • 1...Kh1
        • 2.Rf1#
      • 1...Kh2
        • 2.Rf1#
      • 1...h2
        • 2.Qc1#

Anticipated by 9415(1900)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 1
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • P(c);SBLOCK::QAR(C)
  • Actual
    • Q(C);
    • Vars
      • K(a);P-FLIGHT,P_SPINP(b)::R(B)
      • K(a);S_FLIGHT::QAB(C)+R(B)
      • P(c);SBLOCK::QAR(C)
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