MESON Chess Problem Database

Problem Display
PID: 45727 (8/8/8/1NpP1RBB/P1P4Q/3k2K1/7P/N7 w - - 0 1)

Shanshin, Valery Yurevich

1st Place, Moscow Open Ty., 2001

8/8/8/1NpP1RBB/P1P4Q/3k2K1/7P/N7

#2

11 + 2

145 StrateGems 2002
4393 Uralski Problemist 2002

SOLUTION

  • SOUND
  • Tries
    • 1.Bg4?
      • 1...Kxc4
        • 2.Be2#
      • 1...Ke4!
    • 1.Rf4?
      • 1...Ke3
        • 2.Rd4#
      • 1...Kd2!
  • Keys
    • 1.Kf4!
      • 1...Kd2
        • 2.Ke4#
      • 1...Kxc4
        • 2.Ke3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(K);
      • Vars
        • K(a);S_FLIGHT,XP(E)::QAR(F)+B(K),DCHECK
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • R(I);
      • Vars
        • K(a);P-FLIGHT::B(J)+R(I)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • K(C);S_FLIGHT
    • Vars
      • K(a);P-FLIGHT::B(J)+K(C)
      • K(a);S_FLIGHT,XP(E)::QAR(F)+K(C)
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