MESON Chess Problem Database

Problem Display
PID: 151358 (1K2B3/pP1N4/k7/P1p1p3/N1rb2r1/8/R7/nR1QB3 w - - 0 1)

Ahues, Herbert Siegfried Oskar

Die Schwalbe, 1941

1K2B3/pP1N4/k7/P1p1p3/N1rb2r1/8/R7/nR1QB3

#2

10 + 8

15148 Sadier Collection 2014

SOLUTION

  • SOUND
  • Sets
    • 1...Bg1
      • 2.Qd6#
    • 1...Bf2
      • 2.Qd6#
    • 1...Be3
      • 2.Qd6#
  • Tries
    • 1.Sdxc5+?
      • 1...Bxc5
        • 2.Bb5#
      • 1...Rxc5!
  • Keys
    • 1.Qd3!
      • threat
        • 2.Qxc4#
      • 1...Bb2
        • 2.Sdxc5#
      • 1...Bc3
        • 2.Saxc5#
      • 1...Bg1
        • 2.Qd6#
      • 1...Bf2
        • 2.Qd6#
      • 1...Be3
        • 2.Qd6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • B(c);OGATE::QAR(B)
  • Tries
    • Try
      • S(H);CHECK,XP(e)
      • Vars
        • B(c);XS(H)::B(J)
      • Refutation
        • R(b);XS(H)
  • Actual
    • Q(B);P_PINR(b)
    • Threat
      • QAB(B),XR(b)
    • Vars
      • B(c);N_GUARD::S(H),XP(e)
      • B(c);N_GUARD::S(E),XP(e)
      • B(c);OGATE::QAR(B)
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