MESON Chess Problem Database

Problem Display
PID: 125702 (3K1Q2/8/5R2/7B/2n5/1pr1P3/1Npb4/R1n1kN2 w - - 0 1)

Lecomte, Roland

Themes-64, 1959

3K1Q2/8/5R2/7B/2n5/1pr1P3/1Npb4/R1n1kN2

#2

8 + 7

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Rd3+
      • 2.Sxd3#
  • Keys
    • 1.Qb4!
      • 1...Rd3+
        • 2.Sxd3#
      • 1...Rxe3
        • 2.Rxc1#
      • 1...Bxe3
        • 2.Sd3#
      • 1...Sxb2
        • 2.Qh4#
      • 1...Sxe3
        • 2.Qh4#
      • 1...Sa3
        • 2.Qh4#
      • 1...Sa5
        • 2.Qh4#
      • 1...Se5
        • 2.Qh4#
      • 1...Sb6
        • 2.Qh4#
      • 1...Sd6
        • 2.Qh4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 9
    • REMOVED MATES = 0
  • Sets
    • R(f);CHECK,N_GUARD::S(C),XR(f)
  • Actual
    • Q(H);
    • Vars
      • R(f);CHECK,N_GUARD,P_SPINB(d)::S(C),XR(f)
      • R(f);P_SPINB(d),XP(D)::R(A),XS(a)
      • B(d);P_SPINR(f),XP(D)::S(C)
      • S(g);OGATE,XS(C)::QAB(H)
      • S(g);OGATE,XP(D)::QAB(H)
      • S(g);OGATE::QAB(H)
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