MESON Chess Problem Database

Problem Display
PID: 120726 (2Q5/8/2P1R3/1n1kNn2/1BR5/3p4/P1N5/6K1 w - - 0 1)

Schmitt, Georges

Bulletin de la FFE, 1935

2Q5/8/2P1R3/1n1kNn2/1BR5/3p4/P1N5/6K1

#2

9 + 4

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Se3
      • 2.Sxe3#
    • 1...Sg3
      • 2.Se3#
    • 1...Sh4
      • 2.Se3#
    • 1...Sd6
      • 2.Se3#
    • 1...Sh6
      • 2.Se3#
    • 1...Se7
      • 2.Se3#
    • 1...Sg7
      • 2.Se3#
  • Tries
    • 1.Qd7+?
      • 1...Sfd6
        • 2.Se3#
      • 1...Sbd6!
  • Keys
    • 1.Sd7!
      • threat
        • 2.Sb6#
      • 1...Kxc4
        • 2.Sb6#
      • 1...Kxe6
        • 2.Qg8#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 7
  • Sets
    • S(d);N_GUARD::S(C),XS(d)
    • S(d);N_GUARD::S(C)
  • Tries
    • Try
      • Q(I);CHECK
      • Vars
        • S(d);P_SPINS(d)::S(C)
      • Refutation
        • S(b);P_SPINS(b)
  • Actual
    • S(F);
    • Threat
      • S(F)
    • Vars
      • K(c);S_FLIGHT,XR(E)::S(F)
      • K(c);OGATEB,S_FLIGHT,XR(H)::QAB(I)
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