MESON Chess Problem Database

Problem Display
PID: 214703 (8/7p/4B1bQ/4p1p1/1KPkr1P1/2R1b3/4R3/8 w - - 0 1)

Klark, Dmitry Vasilevich

Vsemirnaya Illustrantiya, 1880

8/7p/4B1bQ/4p1p1/1KPkr1P1/2R1b3/4R3/8

#2

7 + 7

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Bg1
      • 2.Rd2#
    • 1...Bd2
      • 2.Rxd2#
    • 1...Bf2
      • 2.Rd2#
  • Keys
    • 1.Bf5!
      • 1...Rxg4
        • 2.Rd3#
      • 1...Bxf5
        • 2.Qb6#
        • 2.Qd6#
      • 1...Rf4
        • 2.Rd3#
      • 1...Bc1
        • 2.Rxe4#
      • 1...Bg1
        • 2.Rd2#
        • 2.Rxe4#
      • 1...Bd2
        • 2.Rxd2#
        • 2.Rxe4#
      • 1...Bf2
        • 2.Rd2#
        • 2.Rxe4#
      • 1...Bf4
        • 2.Rxe4#
      • 1...Bh5
        • 2.Qb6#
        • 2.Qd6#
      • 1...Bf7
        • 2.Qb6#
      • 1...Be8
        • 2.Qb6#
        • 2.Qd6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 3
  • Sets
    • B(a);N_GUARD::R(A)
    • B(a);N_GUARD,P_PINR(B)::R(A),XB(a)
  • Actual
    • B(F);
    • Vars
      • R(c);XP(E)::R1(B)
      • R(c);::R1(B)
      • B(a);OGATE::R1(A),XR(c)
      • B(f);OGATE::QAB(G)
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