MESON Chess Problem Database

Problem Display
PID: 32173 (2B3Q1/1P1K2n1/3p1B2/n1P2P1N/4k2q/bN2rR1P/2P1rPP1/8 w - - 0 1)

Fulpius, Jaques

The Problemist, 1990

2B3Q1/1P1K2n1/3p1B2/n1P2P1N/4k2q/bN2rR1P/2P1rPP1/8

#2

14 + 8

3454 kunstschach (1987-1996) (Hoffmann) 2001

SOLUTION

  • SOUND
  • Sets
    • 1...Qg3
      • 2.Sxg3#
    • 1...Qxh3
      • 2.Rf4#
    • 1...Qf4
      • 2.Rxf4#
    • 1...Re1
      • 2.Sd2#
    • 1...Rd2
      • 2.Sxd2#
    • 1...Rd3
      • 2.cxd3#
    • 1...Sc4
      • 2.Qxc4#
    • 1...Sxb7
      • 2.Qc4#
    • 1...Sxf5
      • 2.Qe6#
    • 1...Sxh5
      • 2.Qe6#
    • 1...Se6
      • 2.Qxe6#
    • 1...Se8
      • 2.Qe6#
  • Tries
    • 1.Rxe3+?
      • 1...Kxf5
        • 2.Qh7#
      • 1...Rxe3!
  • Keys
    • 1.Kxd6!
      • threat
        • 2.Qd5#
      • 1...Qg3+
        • 2.Sxg3#
      • 1...Qxf6+
        • 2.Sxf6#
      • 1...Qf4+
        • 2.Rxf4#
      • 1...Rd2+
        • 2.Sxd2#
      • 1...Rd3+
        • 2.cxd3#
      • 1...Bxc5+
        • 2.Sxc5#
      • 1...Sc4+
        • 2.Qxc4#
      • 1...Sxb7+
        • 2.Bxb7#
      • 1...Sxf5+
        • 2.Bxf5#
      • 1...Se8+
        • 2.Qxe8#
      • 1...Se6
        • 2.Qxe6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 3
    • ADDED MATES = 2
    • REMOVED MATES = 3
  • Sets
    • Q(e);N_GUARD::S(I),XQ(e)
    • Q(e);N_GUARD,P_PINP(H),XP(F)::R1(E)
    • Q(e);N_GUARD::R1(E),XQ(e)
    • R(a);N_GUARD::S(D)
    • R(a);N_GUARD::S(D),XR(a)
    • R(c);OGATE::P(A),XR(c)
    • S(f);N_GUARD::QAR2(N),XS(f)
    • S(f);N_GUARD,XP(K)::QAR2(N)
    • S(h);N_GUARD,XP(H)::QAR2(N)
    • S(h);N_GUARD,XS(I)::QAR2(N)
    • S(h);N_GUARD::QAR2(N),XS(h)
    • S(h);N_GUARD::QAR2(N)
  • Tries
    • Try
      • R(E);CHECK,XR(c)
      • Vars
        • K(d);S_FLIGHT,XP(H)::QAB(N)
      • Refutation
        • R(a);XR(E)
  • Actual
    • K(L);P-FLIGHT,P_SPINP(G),XP(g)
    • Threat
      • QAB1(N)
    • Vars
      • Q(e);CHECK,N_GUARD::S(I),XQ(e)
      • Q(e);CHECK,XB(J)::S(I),XQ(e)
      • Q(e);CHECK,N_GUARD::R1(E),XQ(e)
      • R(a);CHECK,N_GUARD::S(D),XR(a)
      • R(c);CHECK,OGATE::P(A),XR(c)
      • B(b);CHECK,XP(G)::S(D),XB(b)
      • S(f);CHECK,N_GUARD::QAR2(N),XS(f)
      • S(f);CHECK,OGATE,XP(K)::B(M),XS(f)
      • S(h);CHECK,OGATE,XP(H)::B(M),XS(h)
      • S(h);CHECK,N_GUARD::QAR(N),XS(h)
      • S(h);N_GUARD::QAR2(N),XS(h)
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