MESON Chess Problem Database

Problem Display
PID: 50480 (8/5p2/1N3B2/3N4/5p2/5B2/2kP4/R3K3 w Q - 0 1)

Gruber, Bratoljub

Problem (Zagreb), 1955

8/5p2/1N3B2/3N4/5p2/5B2/2kP4/R3K3

#2

7 + 3

273 Mat Plus 1995

SOLUTION

  • SOUND
  • Sets
    • 1...Kb3
      • 2.Bd1#
    • 1...Kd3
      • 2.Sb4#
  • Tries
    • 1.Be2?
      • 1...Kb3
        • 2.Bd1#
      • 1...f3!
    • 1.Bg4?
      • 1...Kb3
        • 2.Bd1#
      • 1...Kd3
        • 2.Bf5#
      • 1...f3!
    • 1.Rb1?
      • threat
        • 2.Be4#
      • 1...Kd3
        • 2.Sb4#
      • 1...Kxb1!
    • 1.Rd1?
      • 1...Kd3
        • 2.Sb4#
      • 1...Kb3!
  • Keys
    • 1.d3!
      • 1...Kb3
        • 2.Bd1#
      • 1...Kxd3
        • 2.0-0-0#

FEATURES

  • Static
    • TYPE = MUTATE
    • CHANGED MATES = 1
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • K(a);S_FLIGHT::B(D)
    • K(a);S_FLIGHT::S(E)
  • Tries
    • Try
      • B(D);
      • Vars
        • K(a);S_FLIGHT::B(D)
      • Refutation
        • P(b);
    • Try
      • B(D);
      • Vars
        • K(a);S_FLIGHT::B(D)
      • Refutation
        • P(b);
    • Try
      • R(A);
      • Threat
        • B(D)
      • Vars
        • K(a);S_FLIGHT::S(E)
      • Refutation
        • K(a);S_FLIGHT,XR(A)
    • Try
      • R(A);
      • Vars
        • K(a);S_FLIGHT::S(E)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • P(C);
    • Vars
      • K(a);S_FLIGHT::B(D)
      • K(a);S_FLIGHT,XP(C)::0-0-0
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