MESON Chess Problem Database

Problem Display
PID: 110453 (BQ2n1K1/1P6/3ppp2/qp3R1N/p1p1k1P1/r6R/1BPbn2r/5N2 w - - 0 1)

Siklosi, Pal

Szekszard TST TT, 1963

BQ2n1K1/1P6/3ppp2/qp3R1N/p1p1k1P1/r6R/1BPbn2r/5N2

#2

11 + 13

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Qb6
      • 2.Sxd2#
    • 1...Qc7
      • 2.Sxd2#
    • 1...Qd8
      • 2.Sxd2#
    • 1...Qa6
      • 2.Sxd2#
    • 1...Qa7
      • 2.Sxd2#
    • 1...Qxa8
      • 2.Sxd2#
    • 1...Sc7
      • 2.Sxf6#
    • 1...Sg7
      • 2.Sxf6#
    • 1...b4
      • 2.Sxd2#
  • Keys
    • 1.Qxd6!
      • threat
        • 2.Qc6#
        • 2.Qxe6#
      • 1...Sxd6
        • 2.Sxf6#
      • 1...exf5
        • 2.Qc6#
        • 2.Qe6#
      • 1...Qc3
        • 2.b8Q#
        • 2.b8S#
        • 2.b8B#
        • 2.b8R#
      • 1...Qb6
        • 2.Sxd2#
      • 1...Qc7
        • 2.Sxd2#
      • 1...Qd8
        • 2.Sxd2#
        • 2.Qxe6#
        • 2.b8Q#
        • 2.b8S#
        • 2.b8B#
        • 2.b8R#
      • 1...Qa6
        • 2.Sxd2#
      • 1...Rc3
        • 2.Sxd2#
      • 1...Rd3
        • 2.Qxe6#
      • 1...Bc3
        • 2.Re3#
      • 1...Bf4
        • 2.Qc6#
      • 1...Sc3
        • 2.Shg3#
      • 1...Sd4
        • 2.Qxd4#
      • 1...Sf4
        • 2.Qd4#
      • 1...Sc7
        • 2.Sxf6#
      • 1...Sg7
        • 2.Sxf6#
        • 2.Qc6#
      • 1...c3
        • 2.Qd3#
      • 1...b4
        • 2.Sxd2#
      • 1...e5
        • 2.Qc6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 10
    • REMOVED MATES = 4
  • Sets
    • Q(h);N_GUARD::S(A),XB(a)
    • Q(h);N_GUARD,XB(I)::S(A),XB(a)
    • S(m);N_GUARD::S(G),XP(l)
    • P(i);S_CUTQ(h)::S(A),XB(a)
  • Actual
    • Q(J);XP(j)
    • Threat
      • DUALS(2)
    • Vars
      • S(m);N_GUARD,XQ(J)::S(G),XP(l)
      • Q(h);N_GUARD::S(A),XB(a)
      • R(d);S_CUTQ(h)::S(A),XB(a)
      • R(d);::QAR2(J),XP(k)
      • B(a);N_GUARD,S_CUTR(d)::R1(D)
      • B(a);::QAB(J)
      • S(b);N_GUARD,S_CUTR(d)::S(G)
      • S(b);N_GUARD::QAR1(J),XS(b)
      • S(b);N_GUARD::QAR1(J)
      • S(m);N_GUARD::S(G),XP(l)
      • P(f);N_GUARD,S_CUTR(d)::QAB1(J)
      • P(i);S_CUTQ(h)::S(A),XB(a)
      • P(k);::QAB(J)
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