MESON Chess Problem Database

Problem Display
PID: 109530 (2B5/K7/4QB2/2PPP3/nR1pk1p1/8/2Pp3P/1b1N2N1 w - - 0 1)

Trommler, Sven

Wola Gulowska, 1996

2B5/K7/4QB2/2PPP3/nR1pk1p1/8/2Pp3P/1b1N2N1

#2

12 + 6

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Kf4
      • 2.Rxd4#
      • 2.Qxg4#
      • 2.Qf5#
  • Tries
    • 1.Bb7?
      • threat
        • 2.Qxg4#
      • 1...Kf4
        • 2.Rxd4#
      • 1...g3
        • 2.Qg4#
      • 1...Bxc2!
    • 1.c3?
      • threat
        • 2.Rxd4#
      • 1...Kd3
        • 2.Qf5#
      • 1...Kf4
        • 2.Qxg4#
      • 1...Sxc3!
  • Keys
    • 1.c4!
      • threat
        • 2.Qf5#
      • 1...Kd3
        • 2.Qf5#
      • 1...Kf4
        • 2.Qxg4#
      • 1...d3
        • 2.Qxg4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(L);
      • Threat
        • QAR2(I),XP(f)
      • Vars
        • K(e);P-FLIGHT::R(E),XP(d)
        • P(f);::QAR2(I)
      • Refutation
        • B(a);XP(C)
    • Try
      • P(C);
      • Threat
        • R1(E),XP(d)
      • Vars
        • K(e);N_SPINP(d),S_FLIGHT::QAB(I)
        • K(e);P-FLIGHT::QAR1(I),XP(f)
      • Refutation
        • S(c);XP(C)
  • Actual
    • P(C);N_PINP(d)
    • Threat
      • QAB1(I)
    • Vars
      • K(e);S_FLIGHT::QAB(I)
      • K(e);P-FLIGHT::QAR1(I),XP(f)
      • P(d);SBLOCK::QAR2(I),XP(f)
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