MESON Chess Problem Database

Problem Display
PID: 15334 (1B4N1/8/8/2K2k2/8/4p3/8/R5Q1 w - - 0 1)

Kiss, Ivan

Sachove umeni (Ceskoslovensky sach), 1982

1B4N1/8/8/2K2k2/8/4p3/8/R5Q1

#2

5 + 2

3752 FIDE Album (1980-1982) 1988
4883 Still More Fun with Chess Miniatures 2002

SOLUTION

  • SOUND
  • Tries
    • 1.Rd1?
      • 1...Ke4
        • 2.Qg4#
      • 1...Ke6
        • 2.Qg6#
      • 1...e2!
    • 1.Qg2?
      • 1...Ke6
        • 2.Qd5#
      • 1...e2!
    • 1.Qg5+?
      • 1...Ke4
        • 2.Qd5#
      • 1...Ke6
        • 2.Qd5#
      • 1...Kxg5!
  • Keys
    • 1.Rf1+!
      • 1...Ke4
        • 2.Qg6#
      • 1...Ke6
        • 2.Qg4#

FEATURES

  • Static
    • TYPE = CHECKING_KEY
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(A);
      • Vars
        • K(b);S_FLIGHT::QAR2(B)
      • Refutation
        • P(a);
    • Try
      • Q(B);
      • Vars
        • K(b);S_FLIGHT::QAB1(B)
      • Refutation
        • P(a);
    • Try
      • Q(B);CHECK
      • Vars
        • K(b);OGATE,S_FLIGHT::QAB1(B)
      • Refutation
        • K(b);P-FLIGHT,XQ(B)
  • Actual
    • R(A);CHECK
    • Vars
      • K(b);S_FLIGHT::QAB(B)
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