MESON Chess Problem Database

Problem Display
PID: 70943 (1br5/1QB5/5P2/1N1n2p1/3Pkp1R/6PB/b1P3P1/3NK2n w - - 0 1)

Bedoni, Romeo

1st Comm., Arguelles JT, 1962

1br5/1QB5/5P2/1N1n2p1/3Pkp1R/6PB/b1P3P1/3NK2n

#2

12 + 8

SOLUTION

  • SOUND
  • Tries
    • 1.Be5?
      • threat
        • 2.Qh7#
      • 1...Rc7
        • 2.Sd6#
      • 1...Rg8
        • 2.Sbc3#
      • 1...Rh8
        • 2.Sbc3#
      • 1...Bc7
        • 2.Sbc3#
      • 1...Sxg3!
    • 1.Bb6?
      • threat
        • 2.Qh7#
      • 1...Rc7
        • 2.Sd6#
      • 1...Rg8
        • 2.Sbc3#
      • 1...Rh8
        • 2.Sbc3#
      • 1...Bc7
        • 2.Sbc3#
      • 1...Sxg3!
    • 1.Qxc8?
      • threat
        • 2.Bf5#
        • 2.Qf5#
        • 2.Qe6#
      • 1...Bxc7
        • 2.Bf5#
        • 2.Qf5#
      • 1...Sxg3
        • 2.Qe6#
      • 1...Sxf6
        • 2.Qf5#
      • 1...Sxc7
        • 2.Qf5#
      • 1...Sc3
        • 2.Qf5#
      • 1...Se3
        • 2.Sdc3#
      • 1...Sb4
        • 2.Qf5#
      • 1...Sb6
        • 2.Qf5#
      • 1...g4
        • 2.Qe6#
      • 1...Se7!
  • Keys
    • 1.Bxf4!
      • threat
        • 2.Qh7#
      • 1...Sxg3
        • 2.Sf2#
      • 1...Rc7
        • 2.Bxg5#
      • 1...Rg8
        • 2.Sdc3#
      • 1...Rh8
        • 2.Sdc3#
      • 1...Bc7
        • 2.Sdc3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(L);
      • Threat
        • QAB(K)
      • Vars
        • R(h);S_CUTB(g)::S(I)
        • R(h);N_GUARD::S(I)
        • B(g);S_CUTR(h)::S(I)
      • Refutation
        • S(a);XP(E)
    • Try
      • B(L);
      • Threat
        • QAB(K)
      • Vars
        • R(h);S_CUTB(g)::S(I)
        • R(h);N_GUARD::S(I)
        • B(g);S_CUTR(h)::S(I)
      • Refutation
        • S(a);XP(E)
    • Try
      • Q(K);N_PINS(e),XR(h)
      • Threat
        • DUALS(3)
      • Vars
        • S(a);XP(E)::QAR2(K)
        • S(e);XP(J)::QAB1(K)
        • S(e);XB(L)::QAB1(K)
        • S(e);::QAB1(K)
        • S(e);N_GUARD,SBLOCK::S(A)
        • P(f);N_SPINP(d)::QAR2(K)
      • Refutation
        • S(e);
  • Actual
    • B(L);XP(d)
    • Threat
      • QAB(K)
    • Vars
      • S(a);N_GUARD,XP(E)::S(A)
      • R(h);S_CUTB(g)::R(H)+B(L),XP(f)
      • R(h);N_GUARD::S(A)
      • B(g);S_CUTR(h)::S(A)
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