MESON Chess Problem Database

Problem Display
PID: 75034 (6b1/2rp4/B2P1Kp1/2p1n3/RP1k2p1/2Np1p2/1P1Q1Nn1/8 w - - 0 1)

Feoktistov, Aleksandr Fedorovich

Comm., Rhodes Quick Ty., 2007

6b1/2rp4/B2P1Kp1/2p1n3/RP1k2p1/2Np1p2/1P1Q1Nn1/8

#2

9 + 11

6163 Rhodes WCCC Bulletin 2007

SOLUTION

  • SOUND
  • Sets
    • 1...Se1
      • 2.Qf4#
    • 1...Sf4
      • 2.Qxf4#
    • 1...Sh4
      • 2.Qf4#
    • 1...Sc4
      • 2.Qxd3#
    • 1...Sc6
      • 2.Qxd3#
    • 1...Sf7
      • 2.Qxd3#
  • Keys
    • 1.Qg5!
      • threat
        • 2.Qxe5#
      • 1...Sc4
        • 2.Sb5#
      • 1...Sc6
        • 2.Qxc5#
      • 1...Sf7
        • 2.bxc5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 3
    • ADDED MATES = 0
    • REMOVED MATES = 3
  • Sets
    • S(a);N_GUARD::QAR2(B)
    • S(a);N_GUARD::QAR2(B),XS(a)
    • S(g);N_GUARD::QAR1(B),XP(b)
  • Actual
    • Q(B);N_PINP(b)
    • Threat
      • QAB1(B),XS(g)
    • Vars
      • S(g);SBLOCK::S(D)
      • S(g);OGATE::QAB1(B),XP(f)
      • S(g);N_GUARD,S_CUTB(k)::R(E)+P(F),XP(f)
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