MESON Chess Problem Database

Problem Display
PID: 278067 (8/3N4/2np4/1pRp1P2/3kPn2/1P1p4/3K1N2/6B1 w - - 0 1)

Armeni, Alberto

Phenix, 2007

8/3N4/2np4/1pRp1P2/3kPn2/1P1p4/3K1N2/6B1

#2

8 + 7

SOLUTION

  • SOUND
  • Sets
    • 1...Se2
      • 2.Rxd5#
    • 1...Sg2
      • 2.Rxd5#
    • 1...Sh3
      • 2.Rxd5#
    • 1...Sh5
      • 2.Rxd5#
    • 1...Se6
      • 2.Rxd5#
    • 1...Sg6
      • 2.Rxd5#
  • Keys
    • 1.Sf6!
      • threat
        • 2.Sxd3#
        • 2.S2g4#
      • 1...Kxc5
        • 2.Sxd3#
      • 1...Ke5
        • 2.S2g4#
      • 1...dxe4
        • 2.S2xe4#
      • 1...Se2
        • 2.Rxd5#
      • 1...Sg2
        • 2.Rxd5#
      • 1...Sh3
        • 2.Rxd5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 3
  • Sets
    • S(c);N_GUARD::R1(F),XP(e)
  • Actual
    • S(H);
    • Threat
      • DUALS(2)
    • Vars
      • K(b);S_FLIGHT,XR(F)::B(A)+S(C),DCHECK,XP(a)
      • K(b);P_SPINP(e),S_FLIGHT::S(C)
      • P(e);XP(E)::B(A)+S(C),XP(e)
      • S(c);N_GUARD::R1(F),XP(e)
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