MESON Chess Problem Database

Problem Display
PID: 205020 (4R3/8/4n3/3K4/4p3/4k3/8/3Q1R2 w - - 0 1)

Kirichenko, Anatoly Yakovlevich

Kudesnik, 2013

4R3/8/4n3/3K4/4p3/4k3/8/3Q1R2

#2

4 + 3

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Sd4
      • 2.Rxe4#
    • 1...Sc5
      • 2.Rf3#
    • 1...Sg7
      • 2.Rf3#
      • 2.Rxe4#
    • 1...Sd8
      • 2.Rf3#
      • 2.Rxe4#
    • 1...Sf8
      • 2.Rf3#
      • 2.Rxe4#
  • Keys
    • 1.Kc4!
      • threat
        • 2.Qe1#
      • 1...Sd4
        • 2.Qd3#
      • 1...Sf4
        • 2.Rf3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 1
    • REMOVED MATES = 1
  • Sets
    • S(c);OGATE,P_SPINP(b)::R1(D),XP(b)
    • S(c);P_SPINP(b)::R1(B)
  • Actual
    • K(C);S_FLIGHT
    • Threat
      • QAR2(A)
    • Vars
      • S(c);P_SPINP(b)::QAR1(A)
      • S(c);P_SPINP(b)::R1(B)
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