MESON Chess Problem Database

Problem Display
PID: 71561 (1N6/p3n1Q1/1R1p4/k3n2K/8/4Bp2/8/3B4 w - - 0 1)

Ceder, Sven Ture

Schackvarlden, 1942

1N6/p3n1Q1/1R1p4/k3n2K/8/4Bp2/8/3B4

#2

6 + 6

2048 Tuxens skakopgaver (Leif C Schmidt) 1984
3310 2345 Chess Problems 1997

SOLUTION

  • SOUND
  • Sets
    • 1...Sd3
      • 2.Qa1#
    • 1...Sc4
      • 2.Qc3#
    • 1...Sg4
      • 2.Qa1#
      • 2.Qc3#
    • 1...S5c6
      • 2.Qa1#
    • 1...S5g6
      • 2.Qa1#
      • 2.Qc3#
    • 1...Sd7
      • 2.Qa1#
      • 2.Qc3#
    • 1...Sf7
      • 2.Qa1#
      • 2.Qc3#
    • 1...Sd5
      • 2.Qxa7#
    • 1...Sf5
      • 2.Qxa7#
    • 1...S7g6
      • 2.Qxa7#
    • 1...Sg8
      • 2.Qxa7#
  • Tries
    • 1.Sc6+?
      • 1...S5xc6
        • 2.Qa1#
      • 1...S7xc6!
    • 1.Rb7?
      • threat
        • 2.Bd2#
      • 1...S7c6
        • 2.Qc7#
      • 1...Sd3
        • 2.Qa1#
      • 1...Sc4
        • 2.Qc3#
      • 1...S5c6
        • 2.Qa1#
      • 1...Sd5!
    • 1.Qxe5+?
      • 1...Sd5
        • 2.Sc6#
        • 2.Qa1#
        • 2.Qxd5#
      • 1...d5
        • 2.Qa1#
        • 2.Qc3#
      • 1...dxe5!
  • Keys
    • 1.Rb1!
      • threat
        • 2.Bd2#
      • 1...S7c6
        • 2.Qc7#
      • 1...Sd3
        • 2.Qa1#
      • 1...Sc4
        • 2.Qc3#
      • 1...S5c6
        • 2.Qa1#
      • 1...Sd5
        • 2.Qxa7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 3
  • Sets
    • S(c);OGATE::QAR(E)
    • S(c);OGATE::QAB(E)
    • S(f);OGATE::QAR2(E),XP(e)
  • Tries
    • Try
      • S(F);CHECK
      • Vars
        • S(c);OGATE,XS(F)::QAR(E)
      • Refutation
        • S(f);XS(F)
    • Try
      • R(D);
      • Threat
        • B(B)
      • Vars
        • S(f);OGATE::QAB(E)
        • S(c);OGATE::QAR(E)
        • S(c);OGATE::QAB(E)
      • Refutation
        • S(f);
    • Try
      • Q(E);CHECK,XS(c)
      • Refutation
        • P(d);XQ(E)
  • Actual
    • R(D);
    • Threat
      • B(B)
    • Vars
      • S(f);OGATE::QAB(E)
      • S(c);OGATE::QAR(E)
      • S(c);OGATE::QAB(E)
      • S(f);OGATE::QAR2(E),XP(e)
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