MESON Chess Problem Database

Problem Display
PID: 140011 (1b1Nq3/2pBn1P1/P5Rr/p1N5/1kP2Q2/1p1p3p/1Pb1PB1K/8 w - - 0 1)

Bakcsi, Gyorgy

L'Italia Scacchistica, 1958

1b1Nq3/2pBn1P1/P5Rr/p1N5/1kP2Q2/1p1p3p/1Pb1PB1K/8

#2

12 + 11

23 Die Schwalbe 1966

SOLUTION

  • SOUND
  • Sets
    • 1...Bd1
      • 2.Sxd3#
    • 1...Sd5
      • 2.Sc6#
    • 1...Sf5
      • 2.Sc6#
    • 1...Sc6
      • 2.Sxc6#
    • 1...Sxg6
      • 2.Sc6#
    • 1...Sc8
      • 2.Sc6#
    • 1...Sg8
      • 2.Sc6#
  • Tries
    • 1.Be1+?
      • 1...Kxc5
        • 2.Sb7#
      • 1...d2!
    • 1.Be6?
      • threat
        • 2.Qd2#
      • 1...d2
        • 2.Qxd2#
      • 1...c6
        • 2.Qxb8#
      • 1...Sd5!
    • 1.Rg4?
      • threat
        • 2.Qd2#
      • 1...d2
        • 2.Qxd2#
      • 1...c6
        • 2.Qxb8#
      • 1...Sd5!
    • 1.Qd4?
      • threat
        • 2.Qc3#
      • 1...Sd5
        • 2.Sc6#
        • 2.cxd5#
      • 1...c6+!
  • Keys
    • 1.exd3!
      • threat
        • 2.Qd2#
      • 1...Bxd3
        • 2.Sxd3#
      • 1...Sd5
        • 2.Sc6#
      • 1...c6
        • 2.Qxb8#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 6
  • Sets
    • B(a);N_GUARD::S(G),XP(c)
    • S(i);N_GUARD::S(L)
    • S(i);N_GUARD::S(L),XS(i)
    • S(i);N_GUARD,XR(I)::S(L)
  • Tries
    • Try
      • B(C);CHECK
      • Vars
        • K(e);S_FLIGHT,XS(G)::S(L)
      • Refutation
        • P(c);P_SPINP(c)
    • Try
      • B(J);
      • Threat
        • QAB(F)
      • Vars
        • P(c);::QAB(F),XP(c)
        • P(h);OGATE,P_PINQ(F)::QAR(F),XB(j)
      • Refutation
        • S(i);
    • Try
      • R(I);
      • Threat
        • QAB(F)
      • Vars
        • P(c);::QAB(F),XP(c)
        • P(h);OGATE,P_PINQ(F)::QAR(F),XB(j)
      • Refutation
        • S(i);
    • Try
      • Q(F);
      • Threat
        • QAB1(F)
      • Refutation
        • P(h);CHECK
  • Actual
    • P(B);XP(c)
    • Threat
      • QAB(F)
    • Vars
      • B(a);XP(B)::S(G),XB(a)
      • S(i);N_GUARD::S(L)
      • P(h);OGATE,P_PINQ(F)::QAR(F),XB(j)
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