MESON Chess Problem Database

Problem Display
PID: 103278 (1n6/2R4K/Np6/3k1Bp1/b4n2/3pPN2/1R5B/4r3 w - - 0 1)

Marandiuk, Mikhail Nazarovich

Na Smenu!, 1969

1n6/2R4K/Np6/3k1Bp1/b4n2/3pPN2/1R5B/4r3

#2

8 + 8

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Se2
      • 2.Sb4#
      • 2.e4#
    • 1...Sg2
      • 2.Sb4#
    • 1...Sh3
      • 2.Sb4#
    • 1...Sh5
      • 2.Sb4#
    • 1...Se6
      • 2.Sb4#
    • 1...Sg6
      • 2.Sb4#
  • Keys
    • 1.Rb4!
      • threat
        • 2.Rd4#
      • 1...Kd6
        • 2.Rd4#
      • 1...Se2
        • 2.e4#
      • 1...Se6
        • 2.Be4#
      • 1...Sc6
        • 2.Rd7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 3
    • REMOVED MATES = 4
  • Sets
    • S(d);::S(F)
  • Actual
    • R(A);
    • Threat
      • R1(A)
    • Vars
      • K(e);P-FLIGHT,P_SPINS(d)::R(A)
      • S(d);S_CUTR(a)::P(C)
      • S(d);SBLOCK::B(E)
      • S(h);N_GUARD,SBLOCK,S_CUTB(c)::R(G)
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