MESON Chess Problem Database

Problem Display
PID: 277053 (8/Kp6/1N6/k6r/1p1N1B2/2P5/8/8 w - - 0 1)

Janev, Zoran

Phenix, 2005

8/Kp6/1N6/k6r/1p1N1B2/2P5/8/8

#2

5 + 4

SOLUTION

  • SOUND
  • Sets
    • 1...Rb5
      • 2.Sb3#
  • Tries
    • 1.c4?
      • threat
        • 2.Sb3#
      • 1...b3
        • 2.Bd2#
      • 1...Rh3!
  • Keys
    • 1.Bd2!
      • threat
        • 2.cxb4#
      • 1...bxc3
        • 2.Bxc3#
      • 1...Rb5
        • 2.Sb3#
      • 1...b3
        • 2.c4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • R(c);SBLOCK::S(B)
  • Tries
    • Try
      • P(A);
      • Threat
        • S(B)
      • Vars
        • P(a);OGATEB::B(C)
      • Refutation
        • R(c);
  • Actual
    • B(C);
    • Threat
      • P(A),XP(a)
    • Vars
      • P(a);OGATE,P_SPINP(a),XP(A)::B(C),XP(a)
      • R(c);SBLOCK::S(B)
      • P(a);::B(C)+P(A)
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