MESON Chess Problem Database

Problem Display
PID: 138932 (2KN4/1p3p2/1P1k1P2/1PRNRP2/3b4/3Q4/8/8 w - - 0 1)

Mirri, Giorgio

Prize, Rieviera Fiori Imperia, 1972

2KN4/1p3p2/1P1k1P2/1PRNRP2/3b4/3Q4/8/8

#2

10 + 4

102 Probleemblad 1974

SOLUTION

  • SOUND
  • Sets
    • 1...Kxc5
      • 2.Sxb7#
    • 1...Kxe5
      • 2.Sxf7#
    • 1...Ba1
      • 2.Sc3#
    • 1...Bg1
      • 2.Se3#
    • 1...Bb2
      • 2.Sc3#
    • 1...Bf2
      • 2.Se3#
    • 1...Bc3
      • 2.Sxc3#
    • 1...Be3
      • 2.Sxe3#
    • 1...Bxc5
      • 2.Sxf7#
    • 1...Bxe5
      • 2.Sxb7#
  • Tries
    • 1.Qc2?
      • threat
        • 2.Sxf7#
      • 1...Kxe5
        • 2.Sxf7#
      • 1...Bc3!
    • 1.Qe2?
      • threat
        • 2.Sxb7#
      • 1...Kxc5
        • 2.Sxb7#
      • 1...Be3!
  • Keys
    • 1.Qd2!
      • 1...Kxc5
        • 2.Qb4#
      • 1...Kxe5
        • 2.Qf4#
      • 1...Bxc5
        • 2.Sxf7#
      • 1...Bxe5
        • 2.Sxb7#
      • 1...Ba1
        • 2.Sc3#
      • 1...Bg1
        • 2.Se3#
      • 1...Bb2
        • 2.Sc3#
      • 1...Bf2
        • 2.Se3#
      • 1...Bc3
        • 2.Sxc3#
      • 1...Be3
        • 2.Sxe3#

FEATURES

  • Static
    • TYPE = MUTATE
    • CHANGED MATES = 2
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • K(b);S_FLIGHT,XR(C)::S(J),XP(c)
    • K(b);S_FLIGHT,XR(E)::S(J),XP(d)
    • B(a);::QAR(A)+S(D)
    • B(a);::QAR(A)+S(D),XB(a)
    • B(a);SBLOCK,XR(C)::S(J),XP(d)
    • B(a);SBLOCK,XR(E)::S(J),XP(c)
  • Tries
    • Try
      • Q(A);
      • Threat
        • S(J),XP(d)
      • Vars
        • K(b);S_FLIGHT,XR(E)::S(J),XP(d)
      • Refutation
        • B(a);
    • Try
      • Q(A);
      • Threat
        • S(J),XP(c)
      • Vars
        • K(b);S_FLIGHT,XR(C)::S(J),XP(c)
      • Refutation
        • B(a);
  • Actual
    • Q(A);
    • Vars
      • K(b);OGATEB,S_FLIGHT,XR(C)::QAB1(A)
      • K(b);OGATEB,S_FLIGHT,XR(E)::QAB1(A)
      • B(a);SBLOCK,XR(C)::S(J),XP(d)
      • B(a);SBLOCK,XR(E)::S(J),XP(c)
      • B(a);::QAR(A)+S(D)
      • B(a);::QAR(A)+S(D),XB(a)
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