MESON Chess Problem Database

Problem Display
PID: 71804 (2K5/2pB4/p2b2Rp/r3k3/1p2N2R/n3r1qN/3Qp2B/1b2n3 w - - 0 1)

Daniel, Arthur William

Chess, 1952

2K5/2pB4/p2b2Rp/r3k3/1p2N2R/n3r1qN/3Qp2B/1b2n3

#2

8 + 13

SOLUTION

  • SOUND
  • Sets
    • 1...Rxe4
      • 2.Rh5#
    • 1...Sf3
      • 2.Bxg3#
    • 1...h5
      • 2.Rg5#
    • 1...c5
      • 2.Qxd6#
    • 1...c6
      • 2.Qxd6#
  • Keys
    • 1.Sf6!
      • threat
        • 2.Qd4#
      • 1...Qf4
        • 2.Bxf4#
      • 1...Rd3
        • 2.Re4#
      • 1...Re4
        • 2.Rh5#
      • 1...Rd5
        • 2.Qxd5#
      • 1...Bd3
        • 2.Qb2#
      • 1...Be4
        • 2.Sg4#
      • 1...Bc5
        • 2.Qd5#
      • 1...Sec2
        • 2.Rh5#
      • 1...Sd3
        • 2.Qxe3#
      • 1...Sf3
        • 2.Bxg3#
      • 1...Sac2
        • 2.Rh5#
      • 1...Sb5
        • 2.Qd5#
      • 1...c5
        • 2.Qd5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 10
    • REMOVED MATES = 2
  • Sets
    • R(e);SBLOCK,XS(D)::R(E)
    • S(b);S_CUTR(e)::B(B),XQ(f)
    • P(l);N_GUARD::R(F)
    • P(m);N_GUARD::QAB1(A),XB(k)
  • Actual
    • S(D);
    • Threat
      • QAB1(A)
    • Vars
      • Q(f);OGATE::B(B),XQ(f)
      • R(e);N_GUARD,S_CUTB(a)::R1(E)
      • R(e);S_CUTB(a)::R(E)
      • R(h);N_GUARD::QAR1(A),XR(h)
      • B(a);S_CUTR(e)::QAB(A)
      • B(a);SBLOCK::S(D)
      • B(k);S_CUTR(h)::QAR1(A)
      • S(b);S_CUTB(a)::R(E)
      • S(b);S_CUTB(a)::QAR2(A),XR(e)
      • S(b);S_CUTR(e)::B(B),XQ(f)
      • S(d);S_CUTB(a)::R(E)
      • S(d);S_CUTR(h)::QAR1(A)
      • P(m);S_CUTR(h)::QAR1(A)
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