MESON Chess Problem Database

Problem Display
PID: 50178 (8/1K6/4B2B/2p5/2Pk4/n2P4/QR3N2/2n5 w - - 0 1)

Lider, Valentin Viktorovich

3rd HM., Het Belgisch Schaakbord (L'Echiquier Belge), 1982-1983

8/1K6/4B2B/2p5/2Pk4/n2P4/QR3N2/2n5

#2

8 + 4

5110 Bekroonde Problemen 2002

SOLUTION

  • SOUND
  • Sets
    • 1...Kc3
      • 2.Bg7#
  • Keys
    • 1.Qa1!
      • threat
        • 2.Rb1#
        • 2.Ra2#
        • 2.Rc2#
        • 2.Rd2#
        • 2.Re2#
        • 2.Rb3#
        • 2.Rb4#
        • 2.Rb5#
        • 2.Rb6#
      • 1...Kc3
        • 2.Bg7#
      • 1...Ke5
        • 2.Rb6#
      • 1...Sxd3
        • 2.Rd2#
      • 1...Sxc4
        • 2.Rb4#
      • 1...Sa2
        • 2.Rxa2#
      • 1...Se2
        • 2.Rxe2#
      • 1...Sb3
        • 2.Rxb3#
      • 1...Sb1
        • 2.Rxb1#
      • 1...Sc2
        • 2.Rxc2#
      • 1...Sb5
        • 2.Rxb5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 9
    • REMOVED MATES = 0
  • Sets
    • K(c);S_FLIGHT::B(G)
  • Actual
    • Q(A);
    • Threat
      • DUALS(9)
    • Vars
      • K(c);S_FLIGHT::B(G)
      • K(c);S_FLIGHT::QAB(A)+R(B)
      • S(a);XP(D)::QAB(A)+R(B)
      • S(b);XP(E)::QAB(A)+R(B)
      • S(a);::QAB(A)+R(B),XS(a)
      • S(b);::QAB(A)+R(B),XS(b)
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