MESON Chess Problem Database

Problem Display
PID: 67720 (5qbb/1N1p1p2/6R1/7r/1pQpkBPp/1Kn1p2R/B3P1N1/3n3r w - - 0 1)

Bennett, Frederick

Chess, 1948

5qbb/1N1p1p2/6R1/7r/1pQpkBPp/1Kn1p2R/B3P1N1/3n3r

#2

10 + 14

SOLUTION

  • SOUND
  • Sets
    • 1...Qd6
      • 2.Sxd6#
    • 1...Qh6
      • 2.Sd6#
    • 1...Qg7
      • 2.Sd6#
    • 1...Qa8
      • 2.Sd6#
    • 1...Qc8
      • 2.Sd6#
    • 1...Qd8
      • 2.Sd6#
    • 1...Qe8
      • 2.Sd6#
    • 1...Rd5
      • 2.Qd3#
    • 1...Sb2
      • 2.Rxe3#
    • 1...Sf2
      • 2.Rxe3#
    • 1...Sb1
      • 2.Bxb1#
    • 1...Sxe2
      • 2.Bb1#
    • 1...Sa4
      • 2.Bb1#
    • 1...Sb5
      • 2.Bb1#
    • 1...Sd5
      • 2.Bb1#
      • 2.Qd3#
    • 1...d5
      • 2.Qd3#
  • Keys
    • 1.Rd6!
      • threat
        • 2.Qd3#
      • 1...Qxd6
        • 2.Sxd6#
      • 1...Sxe2
        • 2.Bb1#
      • 1...Sb2
        • 2.Rxe3#
      • 1...Sf2
        • 2.Rxe3#
      • 1...f5
        • 2.Sc5#
      • 1...f6
        • 2.Rxd4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 11
  • Sets
    • Q(l);N_GUARD::S(J),XQ(l)
    • Q(l);N_GUARD::S(J)
    • R(i);SBLOCK::QAB1(F)
    • S(a);N_GUARD::R1(E),XP(d)
    • S(c);N_GUARD::B(A),XS(c)
    • S(c);N_GUARD,XP(B)::B(A)
    • S(c);N_GUARD::B(A)
    • P(j);SBLOCK::QAB1(F)
  • Actual
    • R(I);
    • Threat
      • QAB1(F)
    • Vars
      • Q(l);XR(I)::S(J),XQ(l)
      • S(c);N_GUARD,XP(B)::B(A)
      • S(a);N_GUARD::R1(E),XP(d)
      • P(k);P_PINQ(F),S_CUTR(i)::S(J)
      • P(k);P_PINQ(F),S_CUTB(n)::R1(I),XP(f)
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