MESON Chess Problem Database

Problem Display
PID: 133867 (2B2B2/3p4/Rpn5/Nk6/p2Rp3/1n6/rb2N1K1/1Q6 w - - 0 1)

Taraba, Jozef

3rd Prize, Smena, 1964

2B2B2/3p4/Rpn5/Nk6/p2Rp3/1n6/rb2N1K1/1Q6

#2

8 + 9

14580 Chess Compositions (Taraba) 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Ba1
      • 2.Rd5#
    • 1...Bc1
      • 2.Rd5#
    • 1...Bc3
      • 2.Rd5#
    • 1...Sa1
      • 2.Sc3#
      • 2.Rd5#
    • 1...Sc1
      • 2.Sc3#
      • 2.Rd5#
    • 1...Sd2
      • 2.Sc3#
      • 2.Rd5#
    • 1...Sbxd4
      • 2.Sc3#
    • 1...Sbxa5
      • 2.Sc3#
    • 1...Sc5
      • 2.Sc3#
    • 1...Sb4
      • 2.Rxb4#
    • 1...Se5
      • 2.Rb4#
    • 1...Sa7
      • 2.Rb4#
    • 1...Sb8
      • 2.Rb4#
    • 1...Sd8
      • 2.Rb4#
    • 1...e3
      • 2.Qd3#
  • Keys
    • 1.Qc2!
      • threat
        • 2.Qc4#
      • 1...Sbxa5
        • 2.Rd5#
      • 1...Scxa5
        • 2.Rb4#
      • 1...Bc3
        • 2.Sxc3#
      • 1...Sd2
        • 2.Rd5#
      • 1...Se5
        • 2.Rb4#
      • 1...d5
        • 2.Qxc6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 2
    • ADDED MATES = 3
    • REMOVED MATES = 9
  • Sets
    • B(b);P_PINS(B),P_SPINS(c)::R(D)
    • S(c);P_SPINB(b),XR(D)::S(B)
    • S(c);P_SPINB(b),XS(E)::S(B)
    • S(c);P_SPINB(b)::S(B)
    • S(h);N_GUARD::R1(D),XS(h)
    • S(h);N_GUARD::R1(D)
    • P(e);N_GUARD::QAB(A)
  • Actual
    • Q(A);
    • Threat
      • QAB1(A)
    • Vars
      • S(c);N_GUARD,XS(E)::R(D)
      • S(h);N_GUARD,XS(E)::R1(D)
      • B(b);N_GUARD::S(B),XB(b)
      • S(c);N_GUARD::R(D)
      • S(h);N_GUARD::R1(D)
      • P(i);N_GUARD::QAB1(A),XS(h)
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