MESON Chess Problem Database

Problem Display
PID: 24129 (4kNK1/2r3p1/3Q4/2r5/8/8/8/8 w - - 0 1)

Lincoln, Robert A

Newark Star-Ledger, 1998

4kNK1/2r3p1/3Q4/2r5/8/8/8/8

#2

3 + 4

2786 More Fun with Chess Miniatures 2000

SOLUTION

  • SOUND
  • Sets
    • 1...Rc6
      • 2.Qd7#
    • 1...Rd7
      • 2.Qxd7#
    • 1...Rc8
      • 2.Qd7#
  • Keys
    • 1.Se6!
      • threat
        • 2.Qd8#
      • 1...Rd5
        • 2.Sxc7#
      • 1...Rd7
        • 2.Qf8#
      • 1...Rc8
        • 2.Sxg7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 2
    • ADDED MATES = 1
    • REMOVED MATES = 1
  • Sets
    • R(b);N_GUARD::QAB1(A)
    • R(b);N_GUARD::QAB1(A),XR(b)
  • Actual
    • S(B);
    • Threat
      • QAR1(A)
    • Vars
      • R(a);N_GUARD::S(B),XR(b)
      • R(b);SBLOCK::QAR1(A)
      • R(b);N_GUARD::S(B),XP(c)
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