MESON Chess Problem Database

Problem Display
PID: 121075 (8/8/8/8/2K5/8/kN6/rN2Q3 w - - 0 1)

Lincoln, Robert A

Ideal-Mate Review, 2001

8/8/8/8/2K5/8/kN6/rN2Q3

#2

4 + 2

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Sc3+?
      • 1...Ka3
        • 2.Qxa1#
      • 1...Kxb2!
    • 1.Sd1?
      • 1...Rxb1
        • 2.Qa5#
      • 1...Kxb1!
  • Keys
    • 1.Sd3!
      • 1...Rxb1
        • 2.Qa5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(A);CHECK
      • Vars
        • K(b);P-FLIGHT::QAR2(B),XR(a)
      • Refutation
        • K(b);P-FLIGHT,XS(C)
    • Try
      • S(C);
      • Vars
        • R(a);SBLOCK,XS(A)::QAR(B)
      • Refutation
        • K(b);S_FLIGHT,XS(A)
  • Actual
    • S(C);
    • Vars
      • R(a);SBLOCK,XS(A)::QAR(B)
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