MESON Chess Problem Database

Problem Display
PID: 234824 (5bQR/4p1NB/K3p1rr/N1p1R2n/n4p2/2pkPP2/2p1p3/2Bbq3 w - - 0 1)

Dolginovich, Nikolai Osipovich

Revista Romana de Sah, 1984

5bQR/4p1NB/K3p1rr/N1p1R2n/n4p2/2pkPP2/2p1p3/2Bbq3

#2

10 + 15

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Bxg7
      • 2.Qd8#
  • Tries
    • 1.Sxe6?
      • threat
        • 2.Rd5#
      • 1...Bg7
        • 2.Qd8#
      • 1...Sb6
        • 2.Sxc5#
      • 1...Sf6
        • 2.Sxf4#
      • 1...Qd2!
  • Keys
    • 1.Qxe6!
      • threat
        • 2.Rd5#
      • 1...Bxg7
        • 2.Rd8#
      • 1...Sb6
        • 2.Qf5#
      • 1...Sf6
        • 2.Qc4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • B(o);OGATE,XS(G)::QAR(I)
  • Tries
    • Try
      • S(G);P_SPINS(G),XP(k)
      • Threat
        • R(E)
      • Vars
        • B(o);OGATE::QAR(I)
        • S(g);N_PINS(G)::S(G),XP(i)
        • S(j);N_PINS(G)::S(G),XP(h)
      • Refutation
        • Q(b);
  • Actual
    • Q(I);P_SPINQ(I),XP(k)
    • Threat
      • R(E)
    • Vars
      • B(o);OGATE,XS(G)::R(J)
      • S(g);N_PINQ(I)::QAB(I)
      • S(j);N_PINQ(I)::QAB1(I)
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