MESON Chess Problem Database

Problem Display
PID: 5086 (8/3p2K1/2pBk3/2P5/7P/2N2P2/2n5/1B6 w - - 0 1)

Pollak, Hans

Bohemia, 1899

8/3p2K1/2pBk3/2P5/7P/2N2P2/2n5/1B6

#2

7 + 4

14665 Knights and Bishops 1909
16 Chess Amateur (The) 1910

SOLUTION

  • SOUND
  • Tries
    • 1.Sb5?
      • 1...Kd5
        • 2.Ba2#
      • 1...Kf5
        • 2.Sd4#
      • 1...Sa1
        • 2.Sc7#
      • 1...Se1
        • 2.Sc7#
      • 1...Sa3
        • 2.Sc7#
      • 1...Se3
        • 2.Sc7#
      • 1...Sb4
        • 2.Sc7#
      • 1...Sd4
        • 2.Sc7#
      • 1...cxb5!
  • Keys
    • 1.Se2!
      • 1...Kd5
        • 2.Ba2#
      • 1...Kf5
        • 2.Sd4#
      • 1...Sa1
        • 2.Sf4#
      • 1...Se1
        • 2.Sf4#
      • 1...Sa3
        • 2.Sf4#
      • 1...Se3
        • 2.Sf4#
      • 1...Sb4
        • 2.Sf4#
      • 1...Sd4
        • 2.Sf4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(B);
      • Vars
        • K(c);S_FLIGHT::B(A)
        • K(c);P_SPINS(a),S_FLIGHT::S(B)
        • S(a);::S(B)
      • Refutation
        • P(b);XS(B)
  • Actual
    • S(B);
    • Vars
      • K(c);S_FLIGHT::B(A)
      • K(c);P_SPINS(a),S_FLIGHT::S(B)
      • S(a);::S(B)
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