MESON Chess Problem Database

Problem Display
PID: 8179 (3Q4/3pp3/2prp3/1pP1PP2/1N1k4/K2P4/8/3NBR2 w - - 0 1)

Mosiashvili, Givi

The Problemist, 1995

3Q4/3pp3/2prp3/1pP1PP2/1N1k4/K2P4/8/3NBR2

#2

10 + 7

SOLUTION

  • SOUND
  • Sets
    • 1...Kxe5
      • 2.Qh8#
  • Tries
    • 1.Qc7?
      • 1...Kxc5
        • 2.Qa7#
      • 1...Kxe5
        • 2.Bc3#
      • 1...Rd5
        • 2.Bf2#
      • 1...exf5!
    • 1.Qb8?
      • 1...Kxc5
        • 2.Qa7#
      • 1...Kxe5
        • 2.Bc3#
        • 2.Qh8#
      • 1...Rd5
        • 2.Bf2#
      • 1...exf5!
  • Keys
    • 1.Qxe7!
      • threat
        • 2.Qxd6#
      • 1...Kxc5
        • 2.Bf2#
      • 1...Kxe5
        • 2.Qg7#
      • 1...Rd5
        • 2.Bc3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • K(a);OGATEB,S_FLIGHT,XP(H)::QAB(J)
  • Tries
    • Try
      • Q(J);
      • Vars
        • K(a);OGATEB,P_SPINP(c),S_FLIGHT,XP(G)::QAB(J)
        • K(a);P_SPINR(d),S_FLIGHT,XP(H)::B(B)
        • R(d);::B(B)
      • Refutation
        • P(e);XP(I)
    • Try
      • Q(J);
      • Vars
        • K(a);OGATEB,S_FLIGHT,XP(G)::QAB(J)
        • R(d);::B(B)
      • Refutation
        • P(e);XP(I)
  • Actual
    • Q(J);XP(g)
    • Threat
      • QAR2(J),XR(d)
    • Vars
      • K(a);P_SPINR(d),S_FLIGHT,XP(G)::B(B)
      • K(a);OGATEB,P_SPINP(e),S_FLIGHT,XP(H)::QAB(J)
      • R(d);::B(B)
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