MESON Chess Problem Database

Problem Display
PID: 275835 (r7/3RNp1Q/5B2/p1p1n2b/K1k1N3/1p5r/6B1/5n2 w - - 0 1)

Svennerstedt, Stig Herman Svennin

Schackvarlden, 1938

r7/3RNp1Q/5B2/p1p1n2b/K1k1N3/1p5r/6B1/5n2

#2

7 + 10

15601 Albrecht-Leiss-Degener Collection 2024

SOLUTION

  • SOUND
  • Sets
    • 1...Sd3
      • 2.Sd6#
    • 1...Sf3
      • 2.Sd6#
      • 2.Bxf1#
    • 1...Sg4
      • 2.Sd6#
    • 1...Sc6
      • 2.Sd6#
    • 1...Sg6
      • 2.Qxf7#
    • 1...Sxd7
      • 2.Sd6#
  • Tries
    • 1.Sd2+?
      • 1...Kc3
        • 2.Bxe5#
      • 1...Sxd2!
  • Keys
    • 1.Sc6!
      • threat
        • 2.Sxe5#
      • 1...Sxc6
        • 2.Sd6#
      • 1...Sxd7
        • 2.Sd6#
      • 1...Re8
        • 2.Sxa5#
      • 1...Sd3
        • 2.Sd6#
      • 1...Sf3
        • 2.Bxf1#
      • 1...Sg4
        • 2.Sd6#
      • 1...Sg6
        • 2.Qxf7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • S(g);::S(C)
    • S(g);N_GUARD,S_CUTB(h)::QAB(G),XP(i)
    • S(g);XR(E)::S(C)
  • Tries
    • Try
      • S(C);CHECK
      • Vars
        • K(d);P-FLIGHT,P_SPINS(g),S_CUTS(a)::B(D),XS(g)
      • Refutation
        • S(a);XS(C)
  • Actual
    • S(F);
    • Threat
      • S(F),XS(g)
    • Vars
      • S(g);XS(F)::S(C)
      • S(g);XR(E)::S(C)
      • R(j);N_GUARD::S(F),XP(e)
      • S(g);::S(C)
      • S(g);N_GUARD,S_CUTB(h),S_CUTR(c)::B(A),XS(a)
      • S(g);N_GUARD,S_CUTB(h)::QAB(G),XP(i)
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Developed and maintained by Brian Stephenson.
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