MESON Chess Problem Database

Problem Display
PID: 37523 (6b1/1q3Q2/1n1b4/3R1P2/3NkPp1/6Rn/4B3/5KB1 w - - 0 1)

Vladimirov, Viacheslav Semenovich

HM., Source?, 1971

6b1/1q3Q2/1n1b4/3R1P2/3NkPp1/6Rn/4B3/5KB1

#2

9 + 7

3753 FIDE Album (1971-1973) 1978

SOLUTION

  • SOUND
  • Sets
    • 1...Kxf4
      • 2.Rxg4#
    • 1...Bxf4
      • 2.Bd3#
    • 1...Sxf4
      • 2.Re3#
  • Tries
    • 1.Qe6+?
      • 1...Kxf4
        • 2.Rxg4#
        • 2.Qe3#
      • 1...Be5
        • 2.Qxe5#
      • 1...Bxe6!
  • Keys
    • 1.Re3+!
      • 1...Kxf4
        • 2.Se6#

There are these versions: 272356

FEATURES

  • Static
    • TYPE = CHECKING_KEY
    • CHANGED MATES = 1
    • ADDED MATES = 0
    • REMOVED MATES = 2
  • Sets
    • K(b);OGATEB,P-FLIGHT,XP(F)::R1(D),XP(c)
    • B(e);SBLOCK,XP(F)::B(C)
    • S(a);SBLOCK,XP(F)::R1(D)
  • Tries
    • Try
      • Q(I);CHECK
      • Vars
        • B(e);N_GUARD,P_SPINB(e)::QAR1(I),XB(e)
      • Refutation
        • B(g);XQ(I)
  • Actual
    • R(D);CHECK
    • Vars
      • K(b);P-FLIGHT,XP(F)::S(E)
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