MESON Chess Problem Database

Problem Display
PID: 156900 (2B5/2p1B1nn/2PR2p1/1K2k3/1p2p3/2b1P3/5R2/8 w - - 0 1)

Aaholst, Svend

Thema Danicum, 1980

2B5/2p1B1nn/2PR2p1/1K2k3/1p2p3/2b1P3/5R2/8

#2

7 + 8

15148 Sadier Collection 2016

SOLUTION

  • SOUND
  • Sets
    • 1...Bd4
      • 2.exd4#
  • Keys
    • 1.Kc5!
      • threat
        • 2.Rd5#
      • 1...Bd4+
        • 2.exd4#
      • 1...Se6+
        • 2.Rxe6#
      • 1...cxd6+
        • 2.Bxd6#
      • 1...Sf6
        • 2.Bxf6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • B(a);OGATE::P(B),XB(a)
  • Actual
    • K(C);P-FLIGHT
    • Threat
      • R1(E)
    • Vars
      • B(a);CHECK,OGATE::P(B),XB(a)
      • S(g);CHECK,N_GUARD::R1(E),XS(g)
      • P(f);CHECK,OGATE,XR(E)::B(F),XP(f)
      • S(h);N_GUARD::B(F),XS(h)
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