MESON Chess Problem Database

Problem Display
PID: 150672 (2q2RQ1/8/p1nB4/3N1p2/KP2k2b/1R5p/B1Nrp2p/5n1b w - - 0 1)

Reilly, William Henry

Manchester Weekly Times, 1914

(First published on Sat Sep 5 1914)

2q2RQ1/8/p1nB4/3N1p2/KP2k2b/1R5p/B1Nrp2p/5n1b

#2

9 + 12

14868 Pirnie Collection 2014

SOLUTION

  • SOUND
  • Sets
    • 1...Be1
      • 2.Sf6#
    • 1...Bf2
      • 2.Sf6#
    • 1...Bg3
      • 2.Sf6#
    • 1...Bf6
      • 2.Sxf6#
    • 1...Se3
      • 2.Rxe3#
    • 1...Sg3
      • 2.Re3#
    • 1...f4
      • 2.Rxf4#
  • Tries
    • 1.Qe6+?
      • 1...Se5
        • 2.Qxe5#
      • 1...Qxe6!
  • Keys
    • 1.Qg3!
      • threat
        • 2.Sc3#
      • 1...Kxd5
        • 2.Re3#
      • 1...Rxc2
        • 2.Qd3#
      • 1...Rxd5
        • 2.Qf4#
      • 1...Bxg3
        • 2.Sf6#
      • 1...Sxg3
        • 2.Re3#
      • 1...Sxb4
        • 2.Qe5#
      • 1...Rd3
        • 2.Qxd3#
      • 1...Bf3
        • 2.Qxf3#
      • 1...Bf6
        • 2.Sxf6#
      • 1...Se3
        • 2.Rxe3#
      • 1...Sd4
        • 2.Qe5#
      • 1...Sa5
        • 2.Qe5#
      • 1...Se5
        • 2.Qxe5#
      • 1...Sa7
        • 2.Qe5#
      • 1...Se7
        • 2.Qe5#
      • 1...Sb8
        • 2.Qe5#
      • 1...Sd8
        • 2.Qe5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 13
    • REMOVED MATES = 3
  • Sets
    • B(h);N_GUARD::S(F)
    • B(h);N_GUARD::S(F),XB(h)
    • S(a);N_GUARD::R1(C),XS(a)
    • S(a);N_GUARD::R1(C)
    • P(i);OGATE::R1(H),XP(i)
  • Tries
    • Try
      • Q(I);CHECK
      • Vars
        • S(k);N_GUARD,P_SPINS(k)::QAR1(I),XS(k)
      • Refutation
        • Q(l);XQ(I)
  • Actual
    • Q(I);
    • Threat
      • S(F)
    • Vars
      • K(g);S_FLIGHT,XS(F)::B(A)+R(C)
      • R(c);N_GUARD,XS(B)::QAB1(I)
      • R(c);SBLOCK,XS(F)::QAR1(I)
      • B(h);N_GUARD,XQ(I)::S(F)
      • S(a);N_GUARD,XQ(I)::R1(C)
      • S(k);N_GUARD,XP(E)::QAR1(I)
      • R(c);N_GUARD::QAB1(I),XR(c)
      • B(b);N_GUARD::QAB1(I),XB(b)
      • B(h);N_GUARD::S(F),XB(h)
      • S(a);N_GUARD::R1(C),XS(a)
      • S(k);N_GUARD::QAR1(I)
      • S(k);N_GUARD::QAR1(I),XS(k)
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