MESON Chess Problem Database

Problem Display
PID: 241332 (1n5b/1N2pk1p/n6Q/1p1KB2R/1pR5/3B4/5N1p/q7 w - - 0 1)

Gavrilov, Constantin Grigorievich

Revista Romana de Sah, 1931

1n5b/1N2pk1p/n6Q/1p1KB2R/1pR5/3B4/5N1p/q7

#2

8 + 10

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Tries
    • 1.Sd6+?
      • 1...Kg8
        • 2.Bxh7#
        • 2.Rc8#
      • 1...exd6!
    • 1.Sd8+?
      • 1...Kg8
        • 2.Bxh7#
      • 1...Ke8!
    • 1.Bg6+?
      • 1...Kg8
        • 2.Rc8#
      • 1...hxg6!
    • 1.Qg6+?
      • 1...Kf8
        • 2.Rc8#
      • 1...hxg6!
  • Keys
    • 1.Qe6+!
      • 1...Ke8
        • 2.Rc8#
      • 1...Kf8
        • 2.Rc8#

FEATURES

  • Static
    • TYPE = CHECKING_KEY
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(H);CHECK
      • Refutation
        • P(f);XS(H)
    • Try
      • S(H);CHECK
      • Vars
        • K(g);S_FLIGHT::B(B),XP(h)
      • Refutation
        • K(g);S_FLIGHT
    • Try
      • B(B);CHECK
      • Vars
        • K(g);S_FLIGHT::R(C)
      • Refutation
        • P(h);XB(B)
    • Try
      • Q(G);CHECK
      • Vars
        • K(g);P-FLIGHT::R(C)
      • Refutation
        • P(h);XQ(G)
  • Actual
    • Q(G);CHECK
    • Vars
      • K(g);P_SPINP(f),S_FLIGHT::R(C)
      • K(g);P-FLIGHT::R(C)
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