MESON Chess Problem Database

Problem Display
PID: 80918 (2n5/3K1B2/1pRb1PNp/2p2k1p/4NP1P/3P1p1P/5Qn1/6R1 w - - 0 1)

Guida, Marco

2nd Prize, diagrammes, 1986

2n5/3K1B2/1pRb1PNp/2p2k1p/4NP1P/3P1p1P/5Qn1/6R1

#2

12 + 9

14744 Nuova Antologia dei Problemisti Italiani 1992

SOLUTION

  • SOUND
  • Sets
    • 1...Be5
      • 2.Sg3#
    • 1...Bc7
      • 2.Sg3#
    • 1...Be7
      • 2.Sg3#
    • 1...Bb8
      • 2.Sg3#
    • 1...Bf8
      • 2.Sg3#
    • 1...Se1
      • 2.Be6#
    • 1...Se3
      • 2.Be6#
    • 1...Sxh4
      • 2.Be6#
  • Tries
    • 1.Sxd6+?
      • 1...Kxf6
        • 2.Qb2#
      • 1...Sxd6!
    • 1.Rxd6?
      • threat
        • 2.Sg3#
        • 2.Rd5#
      • 1...Sxf4
        • 2.Sg3#
      • 1...Se3
        • 2.Sg3#
        • 2.Be6#
      • 1...Se7
        • 2.Sg3#
      • 1...Sxd6!
    • 1.Qxc5+?
      • 1...Bxc5
        • 2.Sg3#
      • 1...Be5
        • 2.Sg3#
        • 2.Qxe5#
      • 1...bxc5!
  • Keys
    • 1.Qxf3!
      • threat
        • 2.Qxh5#
      • 1...Bxf4
        • 2.Sg3#
      • 1...Sxf4
        • 2.Be6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 8
  • Sets
    • B(g);::S(E)
    • S(a);::B(L)
    • S(a);XP(G)::B(L)
  • Tries
    • Try
      • S(E);CHECK,XB(g)
      • Vars
        • K(d);P-FLIGHT,XP(I)::QAB(B)
      • Refutation
        • S(i);XS(E)
    • Try
      • R(H);XB(g)
      • Threat
        • DUALS(2)
      • Vars
        • S(a);XP(F)::S(E)
        • S(i);::S(E)
      • Refutation
        • S(i);XR(H)
    • Try
      • Q(B);CHECK,XP(c)
      • Vars
        • B(g);XQ(B)::S(E)
      • Refutation
        • P(f);XQ(B)
  • Actual
    • Q(B);XP(b)
    • Threat
      • QAR2(B),XP(e)
    • Vars
      • B(g);P_SPINB(g),XP(F)::S(E)
      • S(a);P_SPINS(a),XP(F)::B(L)
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