MESON Chess Problem Database

Problem Display
PID: 110355 (8/5NnK/1Q3b1p/3q1kp1/5pp1/3P2P1/2R5/1B6 w - - 0 1)

Mlynka, Karol

5th HM., Wola Gulowska, 1988

8/5NnK/1Q3b1p/3q1kp1/5pp1/3P2P1/2R5/1B6

#2

7 + 8

15345 Wola Gulowska Award 1988
6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Qe5
      • 2.Sxh6#
    • 1...Ba1
      • 2.Qg6#
    • 1...Bb2
      • 2.Qg6#
    • 1...Bc3
      • 2.Qg6#
    • 1...Bd4
      • 2.Qg6#
    • 1...Be5
      • 2.Sxh6#
      • 2.Qg6#
    • 1...Be7
      • 2.Qg6#
    • 1...Bd8
      • 2.Qg6#
  • Tries
    • 1.Re2?
      • threat
        • 2.Sxh6#
      • 1...Qxf7
        • 2.d4#
      • 1...Qh1
        • 2.Sd6#
      • 1...Qe4
        • 2.dxe4#
      • 1...h5
        • 2.Sh6#
      • 1...fxg3!
  • Keys
    • 1.d4!
      • threat
        • 2.Rc5#
      • 1...Ke4
        • 2.Rc3#
      • 1...fxg3
        • 2.Rf2#
      • 1...Qc6
        • 2.Rxc6#
      • 1...Qd6
        • 2.Re2#
      • 1...Qc4
        • 2.Rxc4#
      • 1...Qe4
        • 2.Sxh6#
      • 1...Qc5
        • 2.Rc3#
        • 2.Rc4#
        • 2.Rxc5#
      • 1...Be5
        • 2.Qg6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 7
  • Sets
    • Q(c);SBLOCK::S(F),XP(g)
    • B(f);OGATE::QAB1(E)
  • Tries
    • Try
      • R(B);
      • Threat
        • S(F),XP(g)
      • Vars
        • Q(c);N_GUARD,XS(F)::B(A)+P(C)
        • Q(c);N_GUARD::S(F)
        • Q(c);OGATE::P(C),XQ(c)
        • P(g);::S(F)
      • Refutation
        • P(a);XP(D)
  • Actual
    • P(C);
    • Threat
      • B(A)+R(B)
    • Vars
      • K(d);S_FLIGHT::B(A)+R(B)
      • P(a);XP(D)::B(A)+R(B),DCHECK
      • Q(c);N_GUARD::B(A)+R(B),XQ(c)
      • Q(c);N_GUARD::B(A)+R(B)
      • Q(c);SBLOCK::S(F),XP(g)
      • B(f);OGATE::QAB1(E)
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