MESON Chess Problem Database

Problem Display
PID: 95661 (8/3K4/4pP1R/2NPk3/5NPb/1p2P3/4n1b1/n2Q4 w - - 0 1)

Kapros, Jorge Marcelo

L'Italia Scacchistica, 1980

8/3K4/4pP1R/2NPk3/5NPb/1p2P3/4n1b1/n2Q4

#2

9 + 7

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Bxd5
      • 2.Sfd3#
    • 1...Bxf6
      • 2.Sg6#
    • 1...Sc1
      • 2.Qd4#
    • 1...Sg1
      • 2.Qd4#
    • 1...Sc3
      • 2.Qd4#
    • 1...Sg3
      • 2.Qd4#
    • 1...Sd4
      • 2.Qxd4#
    • 1...Sxf4
      • 2.Qd4#
    • 1...exd5
      • 2.Sfd3#
  • Tries
    • 1.Kc6?
      • threat
        • 2.Sfd3#
      • 1...Sd4+
        • 2.Qxd4#
      • 1...Sxf4
        • 2.Qd4#
      • 1...Be4
        • 2.Sd7#
      • 1...Sc1
        • 2.Qd4#
      • 1...Bxd5+!
    • 1.Ke7?
      • threat
        • 2.Sg6#
      • 1...Sxf4
        • 2.Qd4#
      • 1...Be4
        • 2.Sd7#
      • 1...Sd4
        • 2.Qxd4#
      • 1...Bxf6+!
    • 1.Qxa1+?
      • 1...Sc3
        • 2.Qxc3#
      • 1...Sd4
        • 2.Qxd4#
      • 1...b2!
    • 1.dxe6?
      • threat
        • 2.Qd6#
      • 1...Bd5
        • 2.Sfd3#
        • 2.Qxd5#
      • 1...Sd4
        • 2.Qxd4#
      • 1...Bc6+!
  • Keys
    • 1.f7!
      • threat
        • 2.Rxe6#
      • 1...Bxd5
        • 2.Sfd3#
      • 1...Sxf4
        • 2.Qd4#
      • 1...exd5
        • 2.Sfd3#
        • 2.Re6#
      • 1...Bf6
        • 2.Sg6#
      • 1...Sd4
        • 2.Qxd4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 5
  • Sets
    • B(c);SBLOCK,XP(F)::S(C)
    • B(e);SBLOCK,XP(G)::S(C)
    • S(b);N_GUARD::QAB1(A)
    • S(b);N_GUARD::QAB1(A),XS(b)
    • S(b);N_GUARD,XS(C)::QAB1(A)
    • P(g);SBLOCK,XP(F)::S(C)
  • Tries
    • Try
      • K(I);P_SPINP(F),S_FLIGHT
      • Threat
        • S(C)
      • Vars
        • S(b);CHECK,N_GUARD::QAB1(A),XS(b)
        • S(b);N_GUARD,XS(C)::QAB1(A)
        • B(c);SBLOCK::S(E)
        • S(b);N_GUARD::QAB1(A)
      • Refutation
        • B(c);CHECK,XP(F)
    • Try
      • K(I);P-FLIGHT,P_SPINP(G)
      • Threat
        • S(C)
      • Vars
        • S(b);N_GUARD,XS(C)::QAB1(A)
        • B(c);SBLOCK::S(E)
        • S(b);N_GUARD::QAB1(A),XS(b)
      • Refutation
        • B(e);CHECK,XP(G)
    • Try
      • Q(A);CHECK,XS(a)
      • Vars
        • S(b);N_GUARD,P_SPINS(b)::QAB(A),XS(b)
        • S(b);N_GUARD,P_SPINS(b)::QAB1(A),XS(b)
      • Refutation
        • P(d);P_SPINP(d)
    • Try
      • P(F);XP(g)
      • Threat
        • QAB1(A)
      • Vars
        • S(b);N_GUARD::QAB1(A),XS(b)
      • Refutation
        • B(c);CHECK
  • Actual
    • P(G);
    • Threat
      • R1(H),XP(g)
    • Vars
      • B(c);SBLOCK,XP(F)::S(C)
      • S(b);N_GUARD,XS(C)::QAB1(A)
      • B(e);SBLOCK::S(C)
      • S(b);N_GUARD::QAB1(A),XS(b)
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