Problem Display
PID: 14876 (8/1Q6/8/8/PK6/8/kB6/1n6 w - - 0 1)

Horwitz, Walter

1st Prize, Die Schwalbe 125. TT, 1956-1957

8/1Q6/8/8/PK6/8/kB6/1n6

#3

4 + 2


14730 Problempalette II (Chlubna/Wenda) 1991
23 Die Schwalbe 2010

SOLUTION


  • SOUND
  • Tries
    • 1.Kc4?
      • threat
        • 2.Qb3#
      • 1...Sa3+
        • 2.Bxa3
          • threat
            • 3.Qb2#
          • 2...Ka1
            • 3.Qb2#
          • 2...Kxa3
            • 3.Qb3#
      • 1...Sc3
        • 2.Bxc3
          • 2...Ka3
            • 3.Qb3#
      • 1...Sd2+!
    • 1.Bc3?
      • threat
        • 2.Qd5#
        • 2.Qf7#
      • 1...Sxc3
        • 2.Kxc3
          • threat
            • 3.Qb2#
          • 2...Ka1
            • 3.Qb2#
          • 2...Ka3
            • 3.Qb3#
      • 1...Sa3
        • 2.Qg2+
          • 2...Kb1
            • 3.Qb2#
          • 2...Sc2+
            • 3.Qxc2#
      • 1...Sd2!
    • 1.Bd4?
      • threat
        • 2.Qd5#
        • 2.Qf7#
      • 1...Sa3
        • 2.Qg2+
          • 2...Kb1
            • 3.Qb2#
          • 2...Sc2+
            • 3.Qxc2#
      • 1...Sc3
        • 2.Kxc3
          • threat
            • 3.Qb2#
          • 2...Ka1
            • 3.Qb2#
          • 2...Ka3
            • 3.Qb3#
      • 1...Sd2!
    • 1.Be5?
      • threat
        • 2.Qd5#
        • 2.Qf7#
      • 1...Sa3
        • 2.Qg2+
          • 2...Kb1
            • 3.Qb2#
          • 2...Sc2+
            • 3.Qxc2#
      • 1...Sc3
        • 2.Kxc3
          • threat
            • 3.Qb2#
          • 2...Ka1
            • 3.Qb2#
          • 2...Ka3
            • 3.Qb3#
      • 1...Sd2!
    • 1.Bf6?
      • threat
        • 2.Qd5#
        • 2.Qf7#
      • 1...Sa3
        • 2.Qg2+
          • 2...Kb1
            • 3.Qb2#
          • 2...Sc2+
            • 3.Qxc2#
      • 1...Sc3
        • 2.Kxc3
          • threat
            • 3.Qb2#
          • 2...Ka1
            • 3.Qb2#
          • 2...Ka3
            • 3.Qb3#
      • 1...Sd2!
    • 1.Bg7?
      • threat
        • 2.Qd5#
        • 2.Qf7#
      • 1...Sa3
        • 2.Qg2+
          • 2...Kb1
            • 3.Qb2#
          • 2...Sc2+
            • 3.Qxc2#
      • 1...Sc3
        • 2.Kxc3
          • threat
            • 3.Qb2#
          • 2...Ka1
            • 3.Qb2#
          • 2...Ka3
            • 3.Qb3#
      • 1...Sd2!
    • 1.Qh1?
      • threat
        • 2.Qc1
          • 2...Sd2
            • 3.Qa1#
          • 2...Sa3
            • 3.Qa1#
          • 2...Sc3
            • 3.Qa1#
      • 1...Sd2
        • 2.Qa1#
      • 1...Sa3
        • 2.Qa1#
      • 1...Sc3
        • 2.Qa1#
      • 1...Kxb2!
    • 1.Qg2?
      • 1...Sa3
        • 2.Bxa3+
          • 2...Ka1
            • 3.Qb2#
          • 2...Kb1
            • 3.Qb2#
        • 2.Bc3+
          • 2...Kb1
            • 3.Qb2#
          • 2...Sc2+
            • 3.Qxc2#
        • 2.Bd4+
          • 2...Kb1
            • 3.Qb2#
          • 2...Sc2+
            • 3.Qxc2#
        • 2.Be5+
          • 2...Kb1
            • 3.Qb2#
          • 2...Sc2+
            • 3.Qxc2#
        • 2.Bf6+
          • 2...Kb1
            • 3.Qb2#
          • 2...Sc2+
            • 3.Qxc2#
        • 2.Bg7+
          • 2...Kb1
            • 3.Qb2#
          • 2...Sc2+
            • 3.Qxc2#
        • 2.Bh8+
          • 2...Kb1
            • 3.Qb2#
          • 2...Sc2+
            • 3.Qxc2#
      • 1...Sc3
        • 2.Bxc3+
          • 2...Kb1
            • 3.Qb2#
      • 1...Sd2!
  • Keys
    • 1.Bh8!
      • threat
        • 2.Qd5#
        • 2.Qf7#
      • 1...Sd2
        • 2.Qg7
          • threat
            • 3.Qa1#
            • 3.Qb2#
          • 2...Kb1
            • 3.Qb2#
      • 1...Sa3
        • 2.Qg2+
          • 2...Kb1
            • 3.Qb2#
          • 2...Sc2+
            • 3.Qxc2#
      • 1...Sc3
        • 2.Kxc3
          • threat
            • 3.Qb2#
          • 2...Ka1
            • 3.Qb2#
          • 2...Ka3
            • 3.Qb3#

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