MESON Chess Problem Database

Problem Display
PID: 235617 (n2NkN2/3pP2R/5P2/1Qpq2b1/2Brn2B/Kb2pr2/8/8 w - - 0 1)

Ellerman, Arnoldo

Norsk Sjakkblad, 1937

n2NkN2/3pP2R/5P2/1Qpq2b1/2Brn2B/Kb2pr2/8/8

#2

9 + 11

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Sd6
      • 2.Qxd7#
  • Keys
    • 1.Sde6!
      • threat
        • 2.Qb8#
      • 1...Qc6
        • 2.Sg7#
      • 1...Qb7
        • 2.Sg7#
      • 1...Qe5
        • 2.Sg7#
      • 1...Qd6
        • 2.Sg7#
      • 1...Bf4
        • 2.f7#
      • 1...Sd6
        • 2.Qxd7#
      • 1...Sb6
        • 2.Sc7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
    • S(e);S_CUTQ(g)::QAB1(D),XP(i)
  • Actual
    • S(H);
    • Threat
      • QAR(D)
    • Vars
      • Q(g);N_SPINP(i)::S(H)
      • Q(g);::S(H)
      • B(h);S_CUTR(c)::P(E)
      • S(e);S_CUTQ(g)::QAB1(D),XP(i)
      • S(j);N_GUARD::S(H)
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