MESON Chess Problem Database

Problem Display
PID: 234738 (8/6K1/8/4R3/2k1n3/R4b2/8/6Q1 w - - 0 1)

Lincoln, Robert A

Kudesnik, 2013

8/6K1/8/4R3/2k1n3/R4b2/8/6Q1

#2

4 + 3

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Sd2
      • 2.Qc5#
    • 1...Sg3
      • 2.Qc5#
    • 1...Sc5
      • 2.Qxc5#
    • 1...Sg5
      • 2.Qc5#
    • 1...Sd6
      • 2.Qc5#
    • 1...Sf6
      • 2.Qc5#
  • Keys
    • 1.Qe3!
      • threat
        • 2.Ra4#
      • 1...Kb4
        • 2.Qb3#
      • 1...Sc5
        • 2.Qxc5#
      • 1...Bd1
        • 2.Qxe4#
      • 1...Sc3
        • 2.Qxc3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 5
  • Sets
    • S(c);N_GUARD::QAR1(A)
    • S(c);N_GUARD::QAR1(A),XS(c)
  • Actual
    • Q(A);
    • Threat
      • R(B)
    • Vars
      • K(b);P-FLIGHT::QAR1(A)
      • S(c);N_GUARD::QAR1(A),XS(c)
      • B(a);N_GUARD::QAR2(A),XS(c)
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