MESON Chess Problem Database

Problem Display
PID: 15947 (8/8/8/k1K5/pR6/1b6/8/6Q1 w - - 0 1)

Sushkov, Yuri Akimovich

Smena, 1989

8/8/8/k1K5/pR6/1b6/8/6Q1

#2

3 + 3

2838 Fun with Chess Miniatures 1996

SOLUTION

  • SOUND
  • Tries
    • 1.Kc6?
      • threat
        • 2.Qb6#
      • 1...Kxb4
        • 2.Qc5#
      • 1...Ka6
        • 2.Qb6#
      • 1...Bd5+!
    • 1.Rxb3?
      • 1...axb3
        • 2.Qa1#
      • 1...a3
        • 2.Rxa3#
      • 1...Ka6!
    • 1.Qg6?
      • threat
        • 2.Rb5#
        • 2.Qb6#
      • 1...Bc4
        • 2.Qb6#
      • 1...a3
        • 2.Qb6#
      • 1...Be6!
  • Keys
    • 1.Kd6!
      • threat
        • 2.Qb6#
      • 1...Kxb4
        • 2.Qc5#
      • 1...Ka6
        • 2.Qb6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(C);P-FLIGHT
      • Threat
        • QAB1(A)
      • Vars
        • K(c);S_FLIGHT,XR(B)::QAB1(A)
        • K(c);P-FLIGHT::QAR1(A)
      • Refutation
        • B(a);CHECK
    • Try
      • R(B);XB(a)
      • Vars
        • P(b);OGATEB,XR(B)::QAR(A)
        • P(b);OGATEB::R(B),XP(b)
      • Refutation
        • K(c);P-FLIGHT
    • Try
      • Q(A);
      • Threat
        • DUALS(2)
      • Vars
        • B(a);::QAB1(A)
        • P(b);::QAB1(A)
      • Refutation
        • B(a);
  • Actual
    • K(C);S_FLIGHT
    • Threat
      • QAB1(A)
    • Vars
      • K(c);S_FLIGHT,XR(B)::QAB1(A)
      • K(c);P-FLIGHT::QAR1(A)
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