MESON Chess Problem Database

Problem Display
PID: 34999 (3N2b1/1qP5/1QpR4/2B1kn1B/2P1pR2/4p1pK/n5N1/8 w - - 0 1)

Reitman, Mark

1/6 HM., Hlas l'udu, 1991

3N2b1/1qP5/1QpR4/2B1kn1B/2P1pR2/4p1pK/n5N1/8

#2

10 + 9

3657 Izbrannie Shakhmatnie Zadachi Marka Reitmana 2000

SOLUTION

  • SOUND
  • Sets
    • 1...Qa6
      • 2.Sxc6#
    • 1...Qc8
      • 2.Sxc6#
    • 1...Qa7
      • 2.Sxc6#
    • 1...Qb8
      • 2.Sxc6#
    • 1...Be6
      • 2.Rxe6#
    • 1...Bf7
      • 2.Sxf7#
    • 1...Bh7
      • 2.Sf7#
      • 2.Re6#
    • 1...Sxd6
      • 2.Bd4#
  • Tries
    • 1.Bd4+?
      • 1...Sxd4
        • 2.Qxd4#
      • 1...Kxd6!
    • 1.Qb2+?
      • 1...Qxb2
        • 2.Sxc6#
      • 1...Sd4
        • 2.Qxd4#
      • 1...Sc3!
  • Keys
    • 1.Bg6!
      • threat
        • 2.Rxf5#
      • 1...Sxd6
        • 2.Bd4#
      • 1...Be6
        • 2.Rxe6#
      • 1...Sd4
        • 2.Rxe4#
      • 1...Qc8
        • 2.Sxc6#
      • 1...Sh4
        • 2.Rxe4#
      • 1...Sh6
        • 2.Rxe4#
      • 1...Se7
        • 2.Rxe4#
      • 1...Sg7
        • 2.Rxe4#

There are these versions: 102976

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 4
  • Sets
    • Q(h);N_GUARD::S(J),XP(g)
    • B(i);N_GUARD::R1(H),XB(i)
    • B(i);N_GUARD::S(J),XB(i)
    • S(f);N_GUARD,SBLOCK,XR(H)::B(E)
  • Tries
    • Try
      • B(E);CHECK
      • Vars
        • S(f);OGATE,XB(E)::QAB1(G),XS(f)
      • Refutation
        • K(e);P_SPINP(g),S_FLIGHT,XR(H)
    • Try
      • Q(G);CHECK
      • Vars
        • Q(h);XQ(G)::S(J),XP(g)
        • S(f);N_GUARD,P_SPINS(f)::QAB1(G),XS(f)
      • Refutation
        • S(a);P_SPINS(a)
  • Actual
    • B(F);
    • Threat
      • R1(D),XS(f)
    • Vars
      • S(f);N_GUARD,SBLOCK,XR(H)::B(E)
      • B(i);N_GUARD::R1(H),XB(i)
      • S(f);::R1(D),XP(d)
      • Q(h);N_GUARD::S(J),XP(g)
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