MESON Chess Problem Database

Problem Display
PID: 184143 (5b2/p1Q4q/2p1r3/PPk5/1R6/K1Npr3/1P3N1B/7b w - - 0 1)

Bedoni, Romeo

Bulletin Ouvrier des Echecs, 1955

5b2/p1Q4q/2p1r3/PPk5/1R6/K1Npr3/1P3N1B/7b

#2

9 + 9

SOLUTION

  • SOUND
  • Sets
    • 1...Qe4
      • 2.Qxa7#
    • 1...Qf5
      • 2.Qxa7#
    • 1...Qg6
      • 2.Qxa7#
    • 1...Qg8
      • 2.Qxa7#
    • 1...Qh3
      • 2.Qxa7#
    • 1...Qh4
      • 2.Qxa7#
    • 1...Qh5
      • 2.Qxa7#
    • 1...Qh6
      • 2.Qxa7#
    • 1...Qh8
      • 2.Qxa7#
    • 1...R3e4
      • 2.Sxd3#
    • 1...R6e4
      • 2.Qxc6#
    • 1...Re7
      • 2.Bd6#
      • 2.Qd6#
    • 1...Bd5
      • 2.Sa4#
    • 1...Be7
      • 2.Qxa7#
    • 1...Bg7
      • 2.Qxa7#
    • 1...a6
      • 2.Qb6#
  • Tries
    • 1.Kb3?
      • threat
        • 2.Rc4#
      • 1...Qe4
        • 2.Qxa7#
      • 1...Qh4
        • 2.Qxa7#
      • 1...R3e4
        • 2.Sxd3#
      • 1...R6e4
        • 2.Qxc6#
      • 1...Bd5+!
    • 1.Sxd3+?
      • 1...Qxd3
        • 2.Qxa7#
      • 1...Rxd3!
  • Keys
    • 1.b3!
      • threat
        • 2.Rc4#
      • 1...Qe4
        • 2.Qxa7#
      • 1...Qh4
        • 2.Qxa7#
      • 1...R3e4
        • 2.Sxd3#
      • 1...R6e4
        • 2.Qxc6#
      • 1...Bd5
        • 2.Sa4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 10
  • Sets
    • Q(h);N_GUARD::QAB(I),XP(g)
    • R(c);N_GUARD,S_CUTQ(h)::S(B),XP(b)
    • R(f);N_GUARD,S_CUTB(a)::QAR1(I),XP(e)
    • B(a);SBLOCK::S(E)
    • B(i);S_CUTQ(h)::QAB(I),XP(g)
    • P(g);N_GUARD::QAB1(I)
  • Tries
    • Try
      • K(D);P-FLIGHT
      • Threat
        • R1(F)
      • Vars
        • Q(h);N_GUARD::QAB(I),XP(g)
        • R(c);N_GUARD,S_CUTQ(h)::S(B),XP(b)
        • R(f);N_GUARD,S_CUTB(a)::QAR1(I),XP(e)
      • Refutation
        • B(a);CHECK
    • Try
      • S(B);CHECK,XP(b)
      • Vars
        • Q(h);P_PINS(E),XS(B)::QAB(I),XP(g)
      • Refutation
        • R(c);P_PINS(E),XS(B)
  • Actual
    • P(A);
    • Threat
      • R1(F)
    • Vars
      • Q(h);N_GUARD::QAB(I),XP(g)
      • R(c);N_GUARD,S_CUTQ(h)::S(B),XP(b)
      • R(f);N_GUARD,S_CUTB(a)::QAR1(I),XP(e)
      • B(a);SBLOCK::S(E)
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