MESON Chess Problem Database

Problem Display
PID: 240730 (3Q3N/p1B1pprp/Rb3k2/5bp1/4r1nP/4p1N1/4K3/8 w - - 0 1)

Larsen, Lars Aksglade (= Aksglade, Lars)

Thema Danicum, 2005

3Q3N/p1B1pprp/Rb3k2/5bp1/4r1nP/4p1N1/4K3/8

#2

7 + 12

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Re6
      • 2.Sh5#
  • Keys
    • 1.Qd5!
      • threat
        • 2.Sh5#
        • 2.Qxf5#
      • 1...gxh4
        • 2.Qxf5#
      • 1...Rg6
        • 2.Sh5#
        • 2.Qxf7#
      • 1...Rg8
        • 2.Sh5#
        • 2.Qxf7#
      • 1...e5
        • 2.Bd8#
      • 1...e6
        • 2.Qd8#
      • 1...Rf4
        • 2.Sh5#
      • 1...Re5
        • 2.Sh5#
      • 1...Be6
        • 2.Sxe4#
        • 2.Sh5#
      • 1...Bg6
        • 2.hxg5#
      • 1...Bd7
        • 2.Sxe4#
        • 2.Sh5#
      • 1...Bc8
        • 2.Sxe4#
        • 2.Sh5#
      • 1...Se5
        • 2.Sh5#
      • 1...Sh6
        • 2.Sh5#
      • 1...h5
        • 2.Sxh5#
        • 2.Qxf5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 1
  • Sets
    • R(b);N_SPINB(f),SBLOCK::S(B)
  • Actual
    • Q(F);N_PINP(i)
    • Threat
      • DUALS(2)
    • Vars
      • P(e);XP(C)::QAR1(F),XB(d)
      • P(i);OGATEB::B(E)
      • P(i);N_SPINB(f),OGATEB,SBLOCK::QAB(F)
      • R(b);::S(B)
      • B(d);S_CUTR(k)::P(C),XP(e)
      • S(c);::S(B)
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