MESON Chess Problem Database

Problem Display
PID: 22143 (r2n4/p1r2p1q/Kp3p1p/R1p2PP1/R2bk1bP/3N1p2/3PP2B/3Q3B w - - 0 1)

Fuchs, Georges Matthieu

Zveno, 1924

r2n4/p1r2p1q/Kp3p1p/R1p2PP1/R2bk1bP/3N1p2/3PP2B/3Q3B

#2

12 + 14

SOLUTION

  • SOUND
  • Sets
    • 1...Bxf5
      • 2.Bxf3#
  • Tries
    • 1.Qb1?
      • threat
        • 2.Sb4#
      • 1...Kxf5
        • 2.Sxc5#
      • 1...Kd5!
  • Keys
    • 1.Qc2!
      • threat
        • 2.Sb4#
      • 1...Kd5
        • 2.Sb4#
      • 1...Kxf5
        • 2.Sxc5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 1
  • Sets
    • B(d);N_GUARD,SBLOCK,XP(J)::B(B),XP(a)
  • Tries
    • Try
      • Q(A);
      • Threat
        • QAB(A)+S(F)
      • Vars
        • K(c);N_SPINB(b),N_SPINP(a),P_SPINP(e),S_FLIGHT,XP(J)::QAB(A)+S(F),XP(e)
      • Refutation
        • K(c);N_SPINB(b),S_FLIGHT
  • Actual
    • Q(A);
    • Threat
      • QAB(A)+S(F)
    • Vars
      • K(c);N_SPINB(b),S_FLIGHT::S(F)
      • K(c);N_SPINB(b),N_SPINP(a),P_SPINP(e),S_FLIGHT,XP(J)::QAB(A)+S(F),XP(e)
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