MESON Chess Problem Database

Problem Display
PID: 240191 (5nr1/8/pQ2P2p/3k2pR/1Pp4P/2B2N2/b1B5/6K1 w - - 0 1)

Ahues, Herbert Siegfried Oskar

Problem-Forum, 2005

5nr1/8/pQ2P2p/3k2pR/1Pp4P/2B2N2/b1B5/6K1

#2

9 + 8

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Tries
    • 1.Bf5?
      • threat
        • 2.Qc5#
      • 1...gxh4+
        • 2.Bg6#
      • 1...Sxe6
        • 2.Qxe6#
      • 1...Sd7!
    • 1.Be5?
      • threat
        • 2.Qd6#
      • 1...gxh4+
        • 2.Bg7#
      • 1...c3!
  • Keys
    • 1.Se5!
      • threat
        • 2.Qc6#
      • 1...gxh4+
        • 2.Sg6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(B);N_PINP(d)
      • Threat
        • QAR1(H)
      • Vars
        • P(d);CHECK,OGATEB,XP(F)::R(G)+B(B)
        • S(g);OGATE,XP(I)::QAB1(H),XS(g)
      • Refutation
        • S(g);
    • Try
      • B(C);N_PINP(d)
      • Threat
        • QAR1(H)
      • Vars
        • P(d);CHECK,OGATEB,XP(F)::R(G)+B(C)
      • Refutation
        • P(b);
  • Actual
    • S(D);N_PINP(d)
    • Threat
      • QAB1(H)
    • Vars
      • P(d);CHECK,XP(F)::R(G)+S(D)
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