MESON Chess Problem Database

Problem Display
PID: 60104 (7b/7q/1p1R4/4p3/P1kp3p/1N1N3Q/P6K/Bn6 w - - 0 1)

Rosenkilde, D Harry

2nd Prize, Neue Leipziger Zeitung, 1928/VII

7b/7q/1p1R4/4p3/P1kp3p/1N1N3Q/P6K/Bn6

#2

8 + 8

SOLUTION

  • SOUND
  • Sets
    • 1...Sd2
      • 2.Sxd2#
    • 1...Sa3
      • 2.Sd2#
    • 1...Sc3
      • 2.Sd2#
    • 1...b5
      • 2.Sa5#
  • Tries
    • 1.a3?
      • threat
        • 2.Sb2#
      • 1...Qxd3
        • 2.Qe6#
      • 1...Sxa3
        • 2.Sd2#
      • 1...Sc3
        • 2.Sd2#
      • 1...Kxb3!
  • Keys
    • 1.Bc3!
      • threat
        • 2.Sb2#
      • 1...Kxc3
        • 2.Rc6#
      • 1...Qxd3
        • 2.Qc8#
      • 1...Sxc3
        • 2.Sd2#
      • 1...dxc3
        • 2.Qe6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 3
  • Sets
    • S(a);N_GUARD::S(D),XS(a)
    • S(a);N_GUARD::S(D)
    • P(f);N_GUARD::S(D)
  • Tries
    • Try
      • P(B);
      • Threat
        • S(E)
      • Vars
        • Q(g);SBLOCK,XS(E)::QAB(F)
        • S(a);N_GUARD,XP(B)::S(D)
        • S(a);N_GUARD::S(D)
      • Refutation
        • K(b);S_FLIGHT,XS(D)
  • Actual
    • B(A);
    • Threat
      • S(E)
    • Vars
      • K(b);P-FLIGHT,XB(A)::R(H)
      • Q(g);N_GUARD,SBLOCK,XS(E)::QAR(F)
      • S(a);N_GUARD,SBLOCK,XB(A)::S(D)
      • P(c);SBLOCK,XB(A)::QAB(F)
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