MESON Chess Problem Database

Problem Display
PID: 35552 (8/8/4p3/4B3/1K4p1/N2kp1p1/R2p2Q1/8 w - - 0 1)

Banny, Dimitry Nikolaevich

6th HM., Chervoni Girnik, 1993

8/8/4p3/4B3/1K4p1/N2kp1p1/R2p2Q1/8

#2

5 + 6

3705 Album Russia (1992-1994) 2000

SOLUTION

  • SOUND
  • Sets
    • 1...d1S
      • 2.Qc2#
    • 1...d1R
      • 2.Qc2#
  • Tries
    • 1.Sc2?
      • 1...d1Q
        • 2.Ra3#
      • 1...d1S
        • 2.Se1#
      • 1...d1B
        • 2.Se1#
        • 2.Ra3#
      • 1...d1R
        • 2.Ra3#
      • 1...e2!
    • 1.Ra1?
      • 1...d1Q
        • 2.Rxd1#
      • 1...d1S
        • 2.Rxd1#
        • 2.Qc2#
      • 1...d1B
        • 2.Rxd1#
      • 1...d1R
        • 2.Rxd1#
        • 2.Qc2#
      • 1...e2!
  • Keys
    • 1.Sc4!
      • 1...d1Q
        • 2.Sb2#
      • 1...d1S
        • 2.Qc2#
      • 1...d1B
        • 2.Sb2#
      • 1...d1R
        • 2.Sb2#
        • 2.Ra3#
        • 2.Qc2#
      • 1...e2
        • 2.Rxd2#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 1
  • Sets
    • P(a);OGATE::QAB1(B)
  • Tries
    • Try
      • S(C);
      • Vars
        • P(a);::R(A)
        • P(a);N_GUARD::S(C)
      • Refutation
        • P(c);
    • Try
      • R(A);
      • Vars
        • P(a);OGATEB::R(A),XQ(a)
        • P(a);OGATEB::R(A),XB(a)
      • Refutation
        • P(c);
  • Actual
    • S(C);
    • Vars
      • P(a);::S(C)
      • P(a);OGATE::QAB1(B)
      • P(c);N_GUARD::R1(A),XP(a)
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