MESON Chess Problem Database

Problem Display
PID: 278066 (8/p2p4/K7/1Pk1Pp2/R2b4/2N1pp2/p7/7Q w - - 0 1)

Gavrilovski, Zoran

Phenix, 2007

8/p2p4/K7/1Pk1Pp2/R2b4/2N1pp2/p7/7Q

#2

6 + 8

SOLUTION

  • SOUND
  • Sets
    • 1...f2
      • 2.Qd5#
  • Tries
    • 1.Qxf3?
      • threat
        • 2.Qd5#
      • 1...d5
        • 2.Qxd5#
      • 1...Bxc3!
    • 1.Qh4?
      • threat
        • 2.Qxd4#
      • 1...Bxc3
        • 2.Qc4#
      • 1...Bxe5
        • 2.Qb4#
      • 1...f4!
    • 1.Qh6?
      • threat
        • 2.Qd6#
      • 1...d6
        • 2.Qxd6#
      • 1...Bxe5!
  • Keys
    • 1.Qd1!
      • threat
        • 2.Qxd4#
      • 1...Bxc3
        • 2.Qd6#
      • 1...Bxe5
        • 2.Qd5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 1
  • Sets
    • P(c);OGATE::QAR1(A)
  • Tries
    • Try
      • Q(A);XP(c)
      • Threat
        • QAR1(A)
      • Vars
        • P(h);::QAR1(A),XP(h)
      • Refutation
        • B(d);XS(B)
    • Try
      • Q(A);
      • Threat
        • QAB1(A),XB(d)
      • Vars
        • B(d);OGATE,XS(B)::QAR1(A)
        • B(d);OGATE,XP(E)::QAB1(A)
      • Refutation
        • P(f);
    • Try
      • Q(A);
      • Threat
        • QAB1(A)
      • Vars
        • P(h);::QAB1(A),XP(h)
      • Refutation
        • B(d);XP(E)
  • Actual
    • Q(A);
    • Threat
      • QAB1(A),XB(d)
    • Vars
      • B(d);OGATE,XS(B)::QAB1(A)
      • B(d);OGATE,XP(E)::QAR1(A)
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