MESON Chess Problem Database

Problem Display
PID: 16633 (2N4b/1K1p1b2/N7/1p1kn1P1/3n4/2pp2RB/7Q/4R1B1 w - - 0 1)

Arguelles Ferrer, Antonio Fernandez

1st Prize, BCF 039. Ty., 1941-1942

2N4b/1K1p1b2/N7/1p1kn1P1/3n4/2pp2RB/7Q/4R1B1

#2

9 + 9

3098 FIDE Album (1914-1944) (I) 1971

SOLUTION

  • SOUND
  • Sets
    • 1...d6
      • 2.Sb6#
  • Tries
    • 1.Rxd3?
      • threat
        • 2.Rxd4#
      • 1...Sxd3
        • 2.Sb6#
      • 1...Sf3
        • 2.Sb6#
        • 2.Qa2#
      • 1...Sc4
        • 2.Se7#
        • 2.Bg2#
        • 2.Qh1#
        • 2.Qg2#
      • 1...Sg4
        • 2.Sb6#
        • 2.Qa2#
      • 1...Sc6
        • 2.Sb6#
        • 2.Qa2#
      • 1...Sg6
        • 2.Sb6#
        • 2.Qa2#
      • 1...Kc4!
  • Keys
    • 1.Rg4!
      • threat
        • 2.Rxd4#
      • 1...Kc4
        • 2.Qa2#
      • 1...Ke6
        • 2.Rxd4#
      • 1...Sxg4
        • 2.Sb6#
      • 1...Sc2
        • 2.Sc7#
      • 1...Se2
        • 2.Sc7#
      • 1...Sb3
        • 2.Sc7#
      • 1...Sdf3
        • 2.Sc7#
      • 1...Sf5
        • 2.Sc7#
      • 1...Sdc6
        • 2.Sc7#
      • 1...Se6
        • 2.Sb4#
      • 1...Sef3
        • 2.Sb6#
      • 1...Sc4
        • 2.Se7#
      • 1...Sec6
        • 2.Sb6#
      • 1...Sg6
        • 2.Sb6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 14
    • REMOVED MATES = 1
  • Sets
    • P(g);SBLOCK::S(I)
  • Tries
    • Try
      • R(D);P_PINS(c),XP(b)
      • Threat
        • R1(D),XS(c)
      • Vars
        • S(f);N_SPINS(c),XR(D)::S(I)
      • Refutation
        • K(e);N_SPINS(c),S_FLIGHT
  • Actual
    • R(D);
    • Threat
      • R1(D),XS(c)
    • Vars
      • K(e);P_SPINS(c),S_FLIGHT::QAB(C)
      • K(e);P_SPINS(f),S_FLIGHT::B(E)+R(D),XS(c)
      • S(f);XR(D)::S(I)
      • S(c);::S(G)
      • S(c);SBLOCK::S(G)
      • S(f);::S(I)
      • S(f);SBLOCK::S(I)
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