MESON Chess Problem Database

Problem Display
PID: 67842 (8/8/8/1p6/1PN2pR1/1B1k1K1R/pPN5/nb6 w - - 0 1)

Stocchi, Ottavio

3rd HM., Szachy, 1961

8/8/8/1p6/1PN2pR1/1B1k1K1R/pPN5/nb6

#2

8 + 6

5407 Selected Stocchi (II) 2004

SOLUTION

  • SOUND
  • Tries
    • 1.Kf2+?
      • 1...f3
        • 2.Se1#
        • 2.Rxf3#
        • 2.Rd4#
      • 1...Ke4!
    • 1.Rh2?
      • threat
        • 2.Se5#
        • 2.Rd2#
      • 1...Bxc2
        • 2.Rd2#
      • 1...Sxc2
        • 2.Rd2#
      • 1...Sxb3
        • 2.Se5#
      • 1...bxc4!
    • 1.Rxf4?
      • threat
        • 2.Kf2#
        • 2.Se1#
        • 2.Rd4#
      • 1...Bxc2
        • 2.Kf2#
      • 1...Sxb3
        • 2.Se1#
      • 1...bxc4
        • 2.Rd4#
      • 1...Sxc2!
  • Keys
    • 1.Rg2!
      • threat
        • 2.Kxf4#
        • 2.Se5#
        • 2.Rd2#
      • 1...Bxc2
        • 2.Rd2#
      • 1...Sxc2
        • 2.Rd2#
      • 1...Sxb3
        • 2.Se5#
      • 1...bxc4
        • 2.Kxf4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(D);CHECK,P-FLIGHT
      • Refutation
        • K(d);P_SPINP(e),S_FLIGHT
    • Try
      • R(E);
      • Threat
        • DUALS(2)
      • Vars
        • B(b);XS(B)::R1(E)
        • S(a);XS(B)::R1(E)
        • S(a);XB(C)::S(G)
      • Refutation
        • P(f);XS(G)
    • Try
      • R(H);XP(e)
      • Threat
        • DUALS(3)
      • Vars
        • B(b);XS(B)::R(E)+K(D)
        • S(a);XB(C)::S(B)
        • P(f);XS(G)::R1(H)
      • Refutation
        • S(a);XS(B)
  • Actual
    • R(H);
    • Threat
      • DUALS(3)
    • Vars
      • B(b);XS(B)::R1(H)
      • S(a);XS(B)::R1(H)
      • S(a);XB(C)::S(G)
      • P(f);XS(G)::R(E)+K(D),XP(e)
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