MESON Chess Problem Database

Problem Display
PID: 205022 (3R1n2/5p2/4k3/6Q1/8/1K2B3/8/8 w - - 0 1)

Kirichenko, Anatoly Yakovlevich

Kudesnik, 2013

3R1n2/5p2/4k3/6Q1/8/1K2B3/8/8

#2

4 + 3

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Tries
    • 1.Bd4?
      • threat
        • 2.Qf6#
        • 2.Qe5#
      • 1...f5
        • 2.Qf6#
      • 1...f6
        • 2.Qxf6#
      • 1...Sg6
        • 2.Qf6#
      • 1...Sh7
        • 2.Qe5#
      • 1...Sd7!
    • 1.Qd5+?
      • 1...Ke7
        • 2.Qd6#
      • 1...Kf6!
  • Keys
    • 1.Bc5!
      • threat
        • 2.Rd6#
      • 1...f5
        • 2.Qe7#
      • 1...f6
        • 2.Qd5#
      • 1...Sd7
        • 2.Re8#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(B);
      • Threat
        • DUALS(2)
      • Vars
        • P(b);::QAR1(C)
        • P(b);::QAR1(C),XP(b)
        • S(c);::QAR1(C)
      • Refutation
        • S(c);
    • Try
      • Q(C);CHECK
      • Vars
        • K(a);P-FLIGHT::QAB1(C)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • B(B);
    • Threat
      • R1(D)
    • Vars
      • P(b);SBLOCK::QAR1(C)
      • P(b);SBLOCK::QAB1(C)
      • S(c);SBLOCK::R(D)
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