MESON Chess Problem Database

Problem Display
PID: 226703 (KRN5/2N5/8/p1ppBn2/2k1p3/P7/8/1Bn1b1RQ w - - 0 1)

Gentit, Emil

La Suisse, 1980

KRN5/2N5/8/p1ppBn2/2k1p3/P7/8/1Bn1b1RQ

#2

9 + 8

16895 Schweizer Schachkompositionen (1976-1986) (Henneberger) 1989

SOLUTION

  • SOUND
  • Sets
    • 1...Bf2
      • 2.Rxc1#
    • 1...Bg3
      • 2.Rxc1#
    • 1...Bh4
      • 2.Rxc1#
    • 1...Sb3
      • 2.Sb6#
    • 1...Sd3
      • 2.Ba2#
    • 1...Se3
      • 2.Sd6#
    • 1...Sg3
      • 2.Sd6#
    • 1...Sh4
      • 2.Sd6#
    • 1...Sd6
      • 2.Sxd6#
    • 1...Sh6
      • 2.Sd6#
    • 1...Se7
      • 2.Sd6#
    • 1...Sg7
      • 2.Sd6#
    • 1...e3
      • 2.Qxd5#
  • Tries
    • 1.Qf3?
      • threat
        • 2.Sb6#
      • 1...Bc3
        • 2.Qxc3#
      • 1...Sd3
        • 2.Ba2#
      • 1...Se3
        • 2.Sd6#
      • 1...e3
        • 2.Qxd5#
      • 1...exf3!
    • 1.Qh3?
      • threat
        • 2.Sb6#
      • 1...Bc3
        • 2.Qxc3#
      • 1...Bg3
        • 2.Rxc1#
      • 1...Sd3
        • 2.Ba2#
      • 1...Se3
        • 2.Sd6#
      • 1...Sg3
        • 2.Sd6#
      • 1...e3!
  • Keys
    • 1.Rg3!
      • threat
        • 2.Sb6#
      • 1...Bxg3
        • 2.Qxc1#
      • 1...Sxg3
        • 2.Sd6#
      • 1...Bc3
        • 2.Rxc3#
      • 1...Sd3
        • 2.Ba2#
      • 1...Se3
        • 2.Sd6#
      • 1...e3
        • 2.Qxd5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 1
    • REMOVED MATES = 8
  • Sets
    • B(b);OGATE::R(B),XS(a)
    • S(a);SBLOCK::S(I)
    • S(a);N_GUARD,SBLOCK::B(A)
    • S(h);N_GUARD::S(I)
    • S(h);N_GUARD::S(I),XS(h)
    • P(d);OGATE::QAB1(C),XP(g)
  • Tries
    • Try
      • Q(C);
      • Threat
        • S(I)
      • Vars
        • B(b);N_GUARD::QAR1(C),XB(b)
        • S(a);N_GUARD::B(A)
        • S(h);N_GUARD::S(I)
        • P(d);OGATE::QAB1(C),XP(g)
      • Refutation
        • P(d);XQ(C)
    • Try
      • Q(C);
      • Threat
        • S(I)
      • Vars
        • B(b);N_GUARD::QAR1(C),XB(b)
        • B(b);OGATE::R(B),XS(a)
        • S(a);N_GUARD::B(A)
        • S(h);N_GUARD::S(I)
      • Refutation
        • P(d);
  • Actual
    • R(B);
    • Threat
      • S(I)
    • Vars
      • B(b);OGATE,XR(B)::QAR(C),XS(a)
      • S(h);N_GUARD,XR(B)::S(I)
      • B(b);N_GUARD::R1(B),XB(b)
      • S(a);N_GUARD::B(A)
      • S(h);N_GUARD::S(I)
      • P(d);OGATE::QAB1(C),XP(g)
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