MESON Chess Problem Database

Problem Display
PID: 63204 (2Nr4/1K2Q3/1P6/2pkp1B1/1Rp1p2R/2q3p1/N1nPn3/1B1r2b1 w - - 0 1)

Fulpius, Jaques

Journal de Geneve, 1973

2Nr4/1K2Q3/1P6/2pkp1B1/1Rp1p2R/2q3p1/N1nPn3/1B1r2b1

#2

10 + 12

3753 FIDE Album (1971-1973) 1978

SOLUTION

  • SOUND
  • Sets
    • 1...Kd4
      • 2.Qxd8#
    • 1...Qd4
      • 2.Qf7#
    • 1...Rd6
      • 2.Qxd6#
    • 1...Rd7+
      • 2.Qxd7#
    • 1...Rxc8
      • 2.Qd7#
    • 1...Re8
      • 2.Qd6#
      • 2.Qd7#
    • 1...Rf8
      • 2.Qd6#
      • 2.Qd7#
    • 1...Rg8
      • 2.Qd6#
      • 2.Qd7#
    • 1...Rh8
      • 2.Qd6#
      • 2.Qd7#
    • 1...Bd4
      • 2.Qf7#
    • 1...Scd4
      • 2.Bxe4#
    • 1...Sed4
      • 2.Sxc3#
    • 1...e3
      • 2.Qf7#
  • Tries
    • 1.Sxc3+?
      • 1...Kd4
        • 2.Qxd8#
      • 1...Sxc3!
    • 1.Rh8?
      • threat
        • 2.Rxd8#
      • 1...Rd7+
        • 2.Qxd7#
      • 1...Kd4
        • 2.Rxd8#
        • 2.Qxd8#
      • 1...Rxc8
        • 2.Qd7#
      • 1...Rxh8
        • 2.Qd6#
        • 2.Qd7#
      • 1...Rd6
        • 2.Qxd6#
      • 1...Re8
        • 2.Qd6#
        • 2.Qd7#
      • 1...Rf8
        • 2.Qd6#
        • 2.Qd7#
      • 1...Rg8
        • 2.Qd6#
        • 2.Qd7#
      • 1...e3!
  • Keys
    • 1.d4!
      • threat
        • 2.Qxe5#
      • 1...Rd7+
        • 2.Qxd7#
      • 1...Kxd4
        • 2.Qxd8#
      • 1...Qxd4
        • 2.Qf7#
      • 1...Rxd4
        • 2.Qf7#
      • 1...Bxd4
        • 2.Qf7#
      • 1...Scxd4
        • 2.Bxe4#
      • 1...Sexd4
        • 2.Sxc3#
      • 1...cxd4
        • 2.Rb5#
      • 1...exd4
        • 2.Qxe4#
      • 1...cxd4 ep
        • 2.Qf7#
      • 1...exd4 ep
        • 2.Qf7#
      • 1...Re8
        • 2.Qd6#
        • 2.Qd7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 3
  • Sets
    • K(j);P-FLIGHT,P_SPINP(g)::QAR(I),XR(l)
    • Q(e);SBLOCK::QAB(I)
    • R(l);N_GUARD::QAR1(I),XR(l)
    • R(l);CHECK,N_GUARD::QAR2(I),XR(l)
    • R(l);N_GUARD,XS(J)::QAR2(I)
    • B(b);SBLOCK::QAB(I)
    • S(c);OGATE,SBLOCK::B(A),XP(h)
    • S(d);N_GUARD,SBLOCK::S(B),XQ(e)
    • P(h);::QAB(I)
  • Tries
    • Try
      • S(B);CHECK,XQ(e)
      • Vars
        • K(j);P-FLIGHT,P_SPINP(g)::QAR(I),XR(l)
      • Refutation
        • S(d);XS(B)
    • Try
      • R(E);
      • Threat
        • R(E),XR(l)
      • Vars
        • R(l);CHECK,N_GUARD::QAR2(I),XR(l)
        • R(l);N_GUARD,XS(J)::QAR2(I)
        • R(l);N_GUARD::QAR1(I),XR(l)
      • Refutation
        • P(h);
  • Actual
    • P(C);
    • Threat
      • QAR1(I),XP(k)
    • Vars
      • R(l);CHECK,N_GUARD::QAR2(I),XR(l)
      • K(j);P-FLIGHT,P_SPINP(g),XP(C)::QAR(I),XR(l)
      • Q(e);SBLOCK,XP(C)::QAB(I)
      • R(a);SBLOCK,XP(C)::QAB(I)
      • B(b);SBLOCK,XP(C)::QAB(I)
      • S(c);OGATE,SBLOCK,XP(C)::B(A),XP(h)
      • S(d);N_GUARD,SBLOCK,XP(C)::S(B),XQ(e)
      • P(i);OGATEB,SBLOCK,XP(C)::R(D)
      • P(k);OGATE,XP(C)::QAB1(I),XP(h)
      • P(g);EP,XP(C)::QAB(I)
      • P(h);EP,XP(C)::QAB(I)
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