MESON Chess Problem Database

Problem Display
PID: 234747 (8/8/7N/8/8/8/4KP1b/3Q1n1k w - - 0 1)

Lincoln, Robert A

Kudesnik, 2014

8/8/7N/8/8/8/4KP1b/3Q1n1k

#2

4 + 3

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Kg1
      • 2.Qxf1#
    • 1...Kg2
      • 2.Qxf1#
  • Keys
    • 1.Sg4!
      • 1...Kg1
        • 2.Qxf1#
      • 1...Kg2
        • 2.Qxf1#
      • 1...Bg1
        • 2.Qd5#
      • 1...Bg3
        • 2.Qxf1#
      • 1...Bf4
        • 2.Qxf1#
      • 1...Be5
        • 2.Qxf1#
      • 1...Bd6
        • 2.Qxf1#
      • 1...Bc7
        • 2.Qxf1#
      • 1...Bb8
        • 2.Qxf1#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 0
  • Sets
    • K(b);P-FLIGHT::QAR1(A),XS(a)
    • K(b);N_SPINS(a),S_FLIGHT::QAB1(A),XS(a)
  • Actual
    • S(D);
    • Vars
      • K(b);P-FLIGHT::QAR1(A),XS(a)
      • K(b);N_SPINS(a),S_FLIGHT::QAB1(A),XS(a)
      • B(c);N_SPINS(a),SBLOCK::QAB(A)
      • B(c);N_GUARD::QAR2(A),XS(a)
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