MESON Chess Problem Database

Problem Display
PID: 37160 (R3n1B1/2pp1N2/3P4/2P5/K2p4/B1p5/k4q1Q/2RNrnr1 w - - 0 1)

Fulpius, Jaques

5th Comm., Themes-64, 1970

R3n1B1/2pp1N2/3P4/2P5/K2p4/B1p5/k4q1Q/2RNrnr1

#2

10 + 10

3690 Kunstschach in der Schweiz 1980

SOLUTION

  • SOUND
  • Sets
    • 1...Qc2+
      • 2.Qxc2#
    • 1...Qe2
      • 2.Sg5#
    • 1...Qg2
      • 2.Se5#
    • 1...Rxd1
      • 2.Sg5#
    • 1...Rh1
      • 2.Se5#
    • 1...Sg3
      • 2.Se5#
    • 1...d3
      • 2.Sxc3#
  • Tries
    • 1.Qxf2+?
      • 1...Re2
        • 2.Sg5#
      • 1...c2
        • 2.Qxc2#
      • 1...Sd2!
  • Keys
    • 1.Kb4!
      • threat
        • 2.Bb2#
      • 1...Qb2+
        • 2.Bxb2#
      • 1...Rxd1
        • 2.Sg5#
      • 1...Qc2
        • 2.Qxc2#
      • 1...Qe2
        • 2.Sg5#
      • 1...Qg2
        • 2.Se5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 3
  • Sets
    • Q(e);CHECK,OGATE::QAR2(C),XQ(e)
    • Q(e);S_CUTR(a)::B(J)+S(H)
    • Q(e);S_CUTR(c)::B(J)+S(H)
    • R(a);N_GUARD,XS(B)::B(J)+S(H)
    • R(c);N_GUARD::B(J)+S(H)
    • S(b);S_CUTR(c)::B(J)+S(H)
    • P(g);N_GUARD::S(B),XP(f)
  • Tries
    • Try
      • Q(C);CHECK,XQ(e)
      • Vars
        • R(a);P_SPINR(a)::B(J)+S(H)
        • P(f);P_SPINP(f)::QAR2(C),XP(f)
      • Refutation
        • S(b);P_SPINS(b)
  • Actual
    • K(E);P-FLIGHT
    • Threat
      • R(I)+B(D)
    • Vars
      • Q(e);CHECK::R(I)+B(D),XQ(e)
      • R(a);N_GUARD,XS(B)::B(J)+S(H)
      • Q(e);OGATE::QAR2(C),XQ(e)
      • Q(e);S_CUTR(a)::B(J)+S(H)
      • Q(e);S_CUTR(c)::B(J)+S(H)
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