MESON Chess Problem Database

Problem Display
PID: 67940 (8/2pN4/2k1Kp2/2N2p2/1R2p3/r6r/6Q1/8 w - - 0 1)

Velimirovic, Milan

2nd HM., Phenix, 1999

8/2pN4/2k1Kp2/2N2p2/1R2p3/r6r/6Q1/8

#2

5 + 7

6352 A Collection of Chess Problems by Touw Hian Bwee 2008

SOLUTION

  • SOUND
  • Sets
    • 1...f4
      • 2.Qxe4#
  • Tries
    • 1.Qc2?
      • threat
        • 2.Sb8#
      • 1...Rh8
        • 2.Sb3#
      • 1...Rac3
        • 2.Qa4#
      • 1...Ra8
        • 2.Sd3#
      • 1...Rhc3!
  • Keys
    • 1.Sxe4!
      • threat
        • 2.Sb8#
      • 1...fxe4
        • 2.Qxe4#
      • 1...Ra8
        • 2.Sg3#
      • 1...Rh8
        • 2.Sc3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 1
  • Sets
    • P(d);N_GUARD::QAB(A),XP(c)
  • Tries
    • Try
      • Q(A);N_PINP(c)
      • Threat
        • S(E)
      • Vars
        • R(b);N_GUARD::QAR(A)+S(C)
        • R(a);N_GUARD::QAB(A)
        • R(a);N_GUARD::QAR(A)+S(C)
      • Refutation
        • R(b);
  • Actual
    • S(C);XP(c)
    • Threat
      • S(E)
    • Vars
      • P(d);OGATE,P_SPINP(d),XS(C)::QAB(A),XP(d)
      • R(a);N_GUARD::QAB(A)+S(C)
      • R(b);N_GUARD::QAB(A)+S(C)
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