MESON Chess Problem Database

Problem Display
PID: 233820 (5N2/8/3p1P2/3pP1Pp/p2N1k1b/Pp3Pp1/1K4p1/6B1 w - - 0 1)

Erlin, Konrad (AKA Erlinger, Konrad)

Tidskrift for Schack, 1915

5N2/8/3p1P2/3pP1Pp/p2N1k1b/Pp3Pp1/1K4p1/6B1

#2

9 + 9

SOLUTION

  • SOUND
  • Sets
    • 1...Kxe5
      • 2.Sg6#
    • 1...Kxg5
      • 2.Be3#
    • 1...Bxg5
      • 2.Sg6#
    • 1...dxe5
      • 2.Sfe6#
  • Tries
    • 1.Ka1?
      • 1...Kxe5
        • 2.Sg6#
      • 1...Kxg5
        • 2.Be3#
      • 1...Bxg5
        • 2.Sg6#
      • 1...dxe5
        • 2.Sfe6#
      • 1...b2+!
    • 1.Kb1?
      • 1...Kxe5
        • 2.Sg6#
      • 1...Kxg5
        • 2.Be3#
      • 1...Bxg5
        • 2.Sg6#
      • 1...dxe5
        • 2.Sfe6#
      • 1...b2!
    • 1.Kc1?
      • 1...Kxe5
        • 2.Sg6#
      • 1...Kxg5
        • 2.Be3#
      • 1...Bxg5
        • 2.Sg6#
      • 1...dxe5
        • 2.Sfe6#
      • 1...b2+!
    • 1.Kc3?
      • 1...Kxe5
        • 2.Sg6#
      • 1...Kxg5
        • 2.Be3#
      • 1...Bxg5
        • 2.Sg6#
      • 1...dxe5
        • 2.Sfe6#
      • 1...b2!
    • 1.Be3+?
      • 1...Kxe5
        • 2.Sg6#
        • 2.Sd7#
      • 1...Kxe3!
    • 1.e6?
      • 1...Ke5
        • 2.Sg6#
      • 1...Bxg5
        • 2.Sg6#
      • 1...Kxg5!
  • Keys
    • 1.f7!
      • 1...Kxe5
        • 2.Sg6#
      • 1...Kxg5
        • 2.Be3#
      • 1...Bxg5
        • 2.Sg6#
      • 1...dxe5
        • 2.Sfe6#

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • K(e);S_FLIGHT,XP(F)::S(I)
    • K(e);S_FLIGHT,XP(G)::B(A)
    • B(f);SBLOCK,XP(G)::S(I)
    • P(i);SBLOCK,XP(F)::S(I)
  • Tries
    • Try
      • K(B);S_FLIGHT
      • Vars
        • K(e);S_FLIGHT,XP(F)::S(I)
        • K(e);S_FLIGHT,XP(G)::B(A)
        • B(f);SBLOCK,XP(G)::S(I)
        • P(i);SBLOCK,XP(F)::S(I)
      • Refutation
        • P(b);CHECK
    • Try
      • K(B);P-FLIGHT
      • Vars
        • K(e);S_FLIGHT,XP(F)::S(I)
        • K(e);S_FLIGHT,XP(G)::B(A)
        • B(f);SBLOCK,XP(G)::S(I)
        • P(i);SBLOCK,XP(F)::S(I)
      • Refutation
        • P(b);
    • Try
      • K(B);S_FLIGHT
      • Vars
        • K(e);S_FLIGHT,XP(F)::S(I)
        • K(e);S_FLIGHT,XP(G)::B(A)
        • B(f);SBLOCK,XP(G)::S(I)
        • P(i);SBLOCK,XP(F)::S(I)
      • Refutation
        • P(b);CHECK
    • Try
      • K(B);S_FLIGHT
      • Vars
        • K(e);S_FLIGHT,XP(F)::S(I)
        • K(e);S_FLIGHT,XP(G)::B(A)
        • B(f);SBLOCK,XP(G)::S(I)
        • P(i);SBLOCK,XP(F)::S(I)
      • Refutation
        • P(b);
    • Try
      • B(A);CHECK
      • Refutation
        • K(e);S_FLIGHT,XB(A)
    • Try
      • P(F);
      • Vars
        • K(e);S_FLIGHT::S(I)
        • B(f);SBLOCK,XP(G)::S(I)
      • Refutation
        • K(e);S_FLIGHT,XP(G)
  • Actual
    • P(H);
    • Vars
      • K(e);S_FLIGHT,XP(F)::S(I)
      • K(e);S_FLIGHT,XP(G)::B(A)
      • B(f);SBLOCK,XP(G)::S(I)
      • P(i);SBLOCK,XP(F)::S(I)
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