MESON Chess Problem Database

Problem Display
PID: 15559 (8/8/8/2pp4/R7/2Pk1K2/8/2Q5 w - - 0 1)

Kirillov, Stanislav Vasilovich

Shakhmaty v SSSR, 1985

8/8/8/2pp4/R7/2Pk1K2/8/2Q5

#2

4 + 3

3296 Shakhmatny zadachi miniaturi 1987
4883 Still More Fun with Chess Miniatures 2002

SOLUTION

  • SOUND
  • Tries
    • 1.Rf4?
      • 1...c4
        • 2.Rd4#
      • 1...d4!
    • 1.Rg4?
      • 1...c4
        • 2.Rd4#
      • 1...d4!
    • 1.Rh4?
      • 1...c4
        • 2.Rd4#
      • 1...d4!
    • 1.c4?
      • 1...Kd4
        • 2.Qe3#
      • 1...d4
        • 2.Ra3#
      • 1...dxc4!
  • Keys
    • 1.Ra3!
      • 1...Kc4
        • 2.Qf1#
      • 1...c4
        • 2.Qd1#
      • 1...d4
        • 2.c4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(D);
      • Vars
        • P(b);N_GUARD::R1(D)
      • Refutation
        • P(c);
    • Try
      • R(D);
      • Vars
        • P(b);N_GUARD::R1(D)
      • Refutation
        • P(c);
    • Try
      • R(D);
      • Vars
        • P(b);N_GUARD::R1(D)
      • Refutation
        • P(c);
    • Try
      • P(B);
      • Vars
        • K(a);P-FLIGHT::QAB1(A)
        • P(c);SBLOCK::R(D)
      • Refutation
        • P(c);XP(B)
  • Actual
    • R(D);
    • Vars
      • K(a);S_FLIGHT::QAB(A)
      • P(b);SBLOCK::QAR2(A)
      • P(c);SBLOCK::R(D)+P(B)
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