MESON Chess Problem Database

Problem Display
PID: 185802 (b7/1N6/2N5/3k1K2/8/8/p6Q/8 w - - 0 1)

Lincoln, Robert A

Problem Observer, 2016

b7/1N6/2N5/3k1K2/8/8/p6Q/8

#2

4 + 3

SOLUTION

  • SOUND
  • Keys
    • 1.Sca5!
      • threat
        • 2.Qe5#
        • 2.Qd6#
        • 2.Qd2#
      • 1...Kd4
        • 2.Qd2#
      • 1...Bxb7
        • 2.Qe5#
      • 1...a1Q
        • 2.Qd6#
      • 1...a1B
        • 2.Qd6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Actual
    • S(C);
    • Threat
      • DUALS(3)
    • Vars
      • K(b);P-FLIGHT::QAR2(A)
      • B(c);XS(D)::QAR1(A)
      • P(a);::QAR1(A)
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