MESON Chess Problem Database

Problem Display
PID: 245631 (QKR4B/2pp4/4N3/1P1R2q1/pbkpNn2/8/bPB1n3/8 w - - 0 1)

Musante, Horacio Luis

Arbejder-Skak, 1951

QKR4B/2pp4/4N3/1P1R2q1/pbkpNn2/8/bPB1n3/8

#2

10 + 10

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Sc3
      • 2.Sd2#
    • 1...c5
      • 2.Sd6#
  • Tries
    • 1.Qc6+?
      • 1...Bc5
        • 2.Qxc5#
      • 1...dxc6!
  • Keys
    • 1.Qxa4!
      • threat
        • 2.Qxa2#
      • 1...Kxd5
        • 2.Qxa2#
      • 1...Qxd5
        • 2.Sd2#
      • 1...Sxd5
        • 2.Sd6#
      • 1...Qg3
        • 2.Rc5#
      • 1...Bb1
        • 2.Qb3#
      • 1...Bb3
        • 2.Qxb3#
      • 1...Sc1
        • 2.Rxd4#
      • 1...Sc3
        • 2.Rxd4#
      • 1...c5
        • 2.Rcxc5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 2
    • ADDED MATES = 7
    • REMOVED MATES = 0
  • Sets
    • S(b);S_CUTB(d)::S(C)
    • P(i);S_CUTB(d)::S(C)
  • Tries
    • Try
      • Q(G);CHECK,N_PINP(i)
      • Vars
        • B(d);N_GUARD,P_SPINB(d)::QAR1(G),XB(d)
      • Refutation
        • P(j);XQ(G)
  • Actual
    • Q(G);P_PINB(d),XP(c)
    • Threat
      • QAB(G),XB(a)
    • Vars
      • K(e);N_SPINB(d),N_SPINP(i),S_FLIGHT,XR(E)::QAB(G),XB(a)
      • Q(h);SBLOCK,XR(E)::S(C)
      • S(g);SBLOCK,XR(E)::S(C)
      • Q(h);N_GUARD::R1(E)
      • B(a);N_GUARD::QAB1(G)
      • B(a);N_GUARD::QAB1(G),XB(a)
      • S(b);N_GUARD::R1(E),XP(f)
      • P(i);OGATE::R1(I),XP(i)
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