MESON Chess Problem Database

Problem Display
PID: 241340 (4R1B1/q7/2Q1n3/3pb3/N3kpP1/2pnPN1R/p1P5/K7 w - - 0 1)

Gavrilov, Constantin Grigorievich

Revista Romana de Sah, 1935

4R1B1/q7/2Q1n3/3pb3/N3kpP1/2pnPN1R/p1P5/K7

#2

10 + 9

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Qxe3
      • 2.Bh7#
    • 1...Sd4
      • 2.Sg5#
    • 1...Sc5
      • 2.Sg5#
    • 1...Sg5
      • 2.Sxg5#
    • 1...Sc7
      • 2.Sg5#
    • 1...Sg7
      • 2.Sg5#
    • 1...Sd8
      • 2.Sg5#
    • 1...Sf8
      • 2.Sg5#
  • Keys
    • 1.Sg5+!
      • 1...Sxg5
        • 2.Sxc3#
        • 2.Bxd5#
        • 2.Qxd5#
        • 2.Qg6#

FEATURES

  • Static
    • TYPE = CHECKING_KEY
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 8
  • Sets
    • Q(i);N_GUARD,SBLOCK,XP(C)::B(J)
    • S(h);N_GUARD,P_SPINB(g)::S(D)
    • S(h);N_GUARD,P_SPINB(g)::S(D),XS(h)
  • Actual
    • S(D);CHECK
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