MESON Chess Problem Database

Problem Display
PID: 58740 (n7/Bp3p2/Br1N3K/R2b2Rp/P2k4/1p1P4/3QPb2/3n3q w - - 0 1)

Rizzetti, Dante Hugo

Chess Life, 1960

n7/Bp3p2/Br1N3K/R2b2Rp/P2k4/1p1P4/3QPb2/3n3q

#2

10 + 11

16325 Seleccion de Problemas de Dante Hugo Rizzetti (Kapros) 2013

SOLUTION

  • SOUND
  • Sets
    • 1...Qe4
      • 2.dxe4#
    • 1...Qe1
      • 2.Raxd5#
      • 2.Rgxd5#
    • 1...Qf1
      • 2.Raxd5#
      • 2.Rgxd5#
    • 1...Qg1
      • 2.Raxd5#
      • 2.Rgxd5#
    • 1...Qh2
      • 2.Raxd5#
      • 2.Rgxd5#
    • 1...Qh3
      • 2.Raxd5#
      • 2.Rgxd5#
    • 1...Qh4
      • 2.Raxd5#
      • 2.Rgxd5#
    • 1...Bc4
      • 2.dxc4#
    • 1...Be4
      • 2.dxe4#
    • 1...Bc6
      • 2.Sf5#
    • 1...Be6
      • 2.Sb5#
    • 1...Se3
      • 2.Qb2#
    • 1...Sc7
      • 2.Bxb6#
  • Tries
    • 1.e3+?
      • 1...Sxe3
        • 2.Qb2#
      • 1...Bxe3!
  • Keys
    • 1.e4!
      • threat
        • 2.Raxd5#
        • 2.Rgxd5#
      • 1...Qxe4
        • 2.dxe4#
      • 1...Bxe4
        • 2.dxe4#
      • 1...f5
        • 2.Rxd5#
      • 1...Be3
        • 2.Rxd5#
      • 1...Bc4
        • 2.dxc4#
      • 1...Bc6
        • 2.Sf5#
      • 1...Be6
        • 2.Sb5#
      • 1...Sc3
        • 2.Qxf2#
      • 1...Se3
        • 2.Qb2#
      • 1...Sc7
        • 2.Bxb6#

This is a version

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • Q(b);OGATE::QAR(A)+P(C),XQ(b)
    • B(f);OGATE::QAR(A)+P(C),XB(f)
    • B(f);N_PINS(H)::S(H)
    • S(a);N_GUARD,SBLOCK::QAB(A)
    • S(k);N_GUARD::B(J),XR(h)
  • Tries
    • Try
      • P(B);CHECK
      • Vars
        • S(a);SBLOCK,XP(B)::QAB(A)
      • Refutation
        • B(c);P_PINR(F),XP(B)
  • Actual
    • P(B);
    • Threat
      • DUALS(2)
    • Vars
      • Q(b);OGATE,XP(B)::QAR(A)+P(C),XQ(b)
      • B(f);OGATE,XP(B)::QAR(A)+P(C),XB(f)
      • P(j);::R1(E),XB(f)
      • B(c);P_PINR(F)::R1(E),XB(f)
      • B(f);OGATE::QAR(A)+P(C),XB(f)
      • B(f);N_PINS(H)::S(H)
      • S(a);N_GUARD,SBLOCK::QAB(A),XB(c)
      • S(a);N_GUARD,SBLOCK::QAB(A)
      • S(k);N_GUARD::B(J),XR(h)
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