MESON Chess Problem Database

Problem Display
PID: 150470 (8/2K3B1/2p5/2rk2N1/1QbN1p1r/4n3/2q5/4R1b1 w - - 0 1)

Ahues, Herbert Siegfried Oskar

Source?, 0000

8/2K3B1/2p5/2rk2N1/1QbN1p1r/4n3/2q5/4R1b1

#2

6 + 9

15148 Sadier Collection 2014

SOLUTION

  • SOUND
  • Sets
    • 1...Ra5
      • 2.Qd6#
    • 1...Rb5
      • 2.Qd6#
  • Keys
    • 1.Sde6!
      • threat
        • 2.Qxc5#
      • 1...Ra5
        • 2.Qd6#
      • 1...Rb5
        • 2.Qd6#
      • 1...Bf1
        • 2.Qd4#
      • 1...Ba2
        • 2.Qd4#
      • 1...Be2
        • 2.Qd4#
      • 1...Bb3
        • 2.Qd4#
      • 1...Bd3
        • 2.Qd4#
      • 1...Bb5
        • 2.Qd4#
      • 1...Ba6
        • 2.Qd4#
      • 1...Sd1
        • 2.Re5#
      • 1...Sf1
        • 2.Re5#
      • 1...Sg2
        • 2.Re5#
      • 1...Sg4
        • 2.Sxf4#
      • 1...Sf5
        • 2.Re5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 12
    • REMOVED MATES = 0
  • Sets
    • R(g);OGATE::QAR1(B)
  • Actual
    • S(C);
    • Threat
      • QAR1(B),XR(g)
    • Vars
      • R(g);OGATE::QAR1(B)
      • B(d);OGATE::QAR1(B)
      • S(c);OGATE::R1(A)
      • S(c);S_CUTR(f)::S(C),XP(e)
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