MESON Chess Problem Database

Problem Display
PID: 59997 (8/b6B/2N1r2B/7Q/1p1rn3/1P3Rqn/KPk3N1/8 w - - 0 1)

Bennett, Frederick

2nd Highly Comm., Brisbane Courier, 1926

8/b6B/2N1r2B/7Q/1p1rn3/1P3Rqn/KPk3N1/8

#2

9 + 8

SOLUTION

  • SOUND
  • Sets
    • 1...Rd1
      • 2.Sxb4#
  • Tries
    • 1.Sxb4+?
      • 1...Kd1
        • 2.Rf1#
        • 2.Rd3#
        • 2.Rxg3#
      • 1...Rxb4!
    • 1.Sxd4+?
      • 1...Kd1
        • 2.Rf1#
        • 2.Rd3#
        • 2.Rxg3#
      • 1...Bxd4!
  • Keys
    • 1.Rd3!
      • threat
        • 2.Qd1#
      • 1...Sc3+
        • 2.Rxc3#
      • 1...Kxd3
        • 2.Qd1#
      • 1...Qxd3
        • 2.Se1#
      • 1...Rxd3
        • 2.Sxb4#
      • 1...Qe1
        • 2.Sxe1#
      • 1...Qf3
        • 2.Se1#
      • 1...Qg4
        • 2.Se1#
      • 1...Shf2
        • 2.Se1#
      • 1...Sd2
        • 2.Rc3#
      • 1...Sef2
        • 2.Rc3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 10
    • REMOVED MATES = 1
  • Sets
    • R(e);N_GUARD,SBLOCK::S(G),XP(d)
  • Tries
    • Try
      • S(G);CHECK,XP(d)
      • Refutation
        • R(e);XS(G)
    • Try
      • S(G);CHECK,XR(e)
      • Refutation
        • B(h);XS(G)
  • Actual
    • R(E);N_PINS(f)
    • Threat
      • QAB1(F)
    • Vars
      • S(f);CHECK::B(I)+R(E),DCHECK,XS(f)
      • K(a);P_SPINS(f),S_FLIGHT,XR(E)::QAR2(F)
      • Q(b);N_GUARD,XR(E)::S(C)
      • R(e);N_GUARD,XR(E)::S(G),XP(d)
      • Q(b);N_GUARD::S(C),XQ(b)
      • Q(b);N_GUARD::S(C)
      • S(c);S_CUTQ(b)::S(C)
      • S(f);::B(I)+R(E),DCHECK
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