MESON Chess Problem Database

Problem Display
PID: 267709 (1b2Q3/7B/8/p2PP3/3k4/4Np2/1K2b3/2R1RqB1 w - - 0 1)

Telkes, Imre

Highly Comm., El Diluvio, 1932-1933

1b2Q3/7B/8/p2PP3/3k4/4Np2/1K2b3/2R1RqB1

#2

9 + 6

SOLUTION

  • SOUND
  • Tries
    • 1.Sxf1+?
      • 1...Kxd5
        • 2.Rc5#
      • 1...f2!
    • 1.Sc2+?
      • 1...Kc4
        • 2.Qc6#
      • 1...Kxd5!
  • Keys
    • 1.Qf7!
      • threat
        • 2.Qf4#
      • 1...Kxe5
        • 2.Sc4#
      • 1...Bxe5
        • 2.Qa7#
      • 1...Bc4
        • 2.Sc2#
      • 1...Bd3
        • 2.Sf5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(E);CHECK,XQ(a)
      • Vars
        • K(d);P-FLIGHT,S_CUTP(c),XP(F)::R1(A)
      • Refutation
        • P(c);P_SPINP(c)
    • Try
      • S(E);CHECK
      • Vars
        • K(d);N_GUARD,P-FLIGHT::QAR2(I)
      • Refutation
        • K(d);P-FLIGHT,XP(F)
  • Actual
    • Q(I);
    • Threat
      • QAR2(I)
    • Vars
      • K(d);S_CUTP(c),S_CUTQ(a),S_CUTQ(a),S_FLIGHT,XP(G)::S(E)
      • B(f);N_GUARD,SBLOCK,XP(G)::QAB(I)
      • B(b);SBLOCK::B(C)+S(E),DCHECK
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