MESON Chess Problem Database

Problem Display
PID: 121480 (8/8/8/6pp/4bN1k/3Q2bN/8/K7 w - - 0 1)

Jewetzky, Orest

Shakhmatny Zadachi, 1908

8/8/8/6pp/4bN1k/3Q2bN/8/K7

#2

4 + 5

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...g4
      • 2.Qd8#
  • Keys
    • 1.Sf2!
      • 1...Bxf2
        • 2.Qh3#
      • 1...Bxf4
        • 2.Qh3#
      • 1...Bxd3
        • 2.Sg2#
      • 1...gxf4
        • 2.Qd8#
      • 1...g4
        • 2.Qd8#
      • 1...Bh2
        • 2.Qh3#
      • 1...Bh1
        • 2.Sg6#
      • 1...Bg2
        • 2.Sxg2#
        • 2.Sg6#
      • 1...Bf3
        • 2.Sg6#
      • 1...Bd5
        • 2.Sg6#
      • 1...Bf5
        • 2.Sg2#
      • 1...Bc6
        • 2.Sg6#
      • 1...Bg6
        • 2.Sg2#
        • 2.Sxg6#
      • 1...Bb7
        • 2.Sg6#
      • 1...Bh7
        • 2.Sg2#
      • 1...Ba8
        • 2.Sg6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 13
    • REMOVED MATES = 0
  • Sets
    • P(d);OGATEB,SBLOCK::QAB(B)
  • Actual
    • S(C);
    • Vars
      • B(a);OGATE,XS(C)::QAR1(B)
      • B(a);OGATE,XS(D)::QAR1(B)
      • B(b);N_GUARD,XQ(B)::S(D)
      • P(d);OGATEB,XS(D)::QAB(B)
      • P(d);OGATEB::QAB(B)
      • B(a);OGATE::QAR1(B)
      • B(b);N_GUARD::S(D)
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