MESON Chess Problem Database

Problem Display
PID: 108413 (1B6/p3p3/4b1n1/Q2P2K1/2pk4/p5N1/4P3/1n1N4 w - - 0 1)

Henrych, Miroslav

Umenie 64, 1998

1B6/p3p3/4b1n1/Q2P2K1/2pk4/p5N1/4P3/1n1N4

#2

7 + 8

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Bxd5
      • 2.Qxa7#
    • 1...Se5
      • 2.Bxa7#
  • Tries
    • 1.Sf5+?
      • 1...Ke4
        • 2.Sf2#
      • 1...Bxf5!
    • 1.Qb6+?
      • 1...Kxd5
        • 2.Se3#
        • 2.e4#
      • 1...axb6!
    • 1.dxe6?
      • threat
        • 2.Bxa7#
      • 1...a6
        • 2.Ba7#
      • 1...c3!
  • Keys
    • 1.Se3!
      • threat
        • 2.Sc2#
      • 1...Kxe3
        • 2.Bxa7#
      • 1...Bf5
        • 2.Sexf5#
      • 1...c3
        • 2.Qxa7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 2
  • Sets
    • B(e);SBLOCK,XP(E)::QAB(D),XP(g)
    • S(f);SBLOCK::B(G),XP(g)
  • Tries
    • Try
      • S(C);CHECK
      • Vars
        • K(d);P-FLIGHT::S(A)
      • Refutation
        • B(e);XS(C)
    • Try
      • Q(D);CHECK
      • Refutation
        • P(g);XQ(D)
    • Try
      • P(E);XB(e)
      • Threat
        • B(G),XP(g)
      • Vars
        • P(g);::B(G)
      • Refutation
        • P(c);
  • Actual
    • S(A);
    • Threat
      • S(A)
    • Vars
      • K(d);S_FLIGHT,XS(A)::B(G),XP(g)
      • B(e);N_GUARD::S(A),XB(e)
      • P(c);SBLOCK::QAB(D),XP(g)
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