MESON Chess Problem Database

Problem Display
PID: 133870 (5b2/1Rp2PQ1/p2p2P1/P1k5/PNp5/1n2K1B1/4B3/8 w - - 0 1)

Taraba, Jozef

3rd Comm., Sachove umeni (Ceskoslovensky sach), 1969

5b2/1Rp2PQ1/p2p2P1/P1k5/PNp5/1n2K1B1/4B3/8

#2

10 + 7

14580 Chess Compositions (Taraba) 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Sa1
      • 2.Qd4#
    • 1...Sc1
      • 2.Qd4#
    • 1...Sd2
      • 2.Qd4#
    • 1...Sd4
      • 2.Qxd4#
    • 1...Sxa5
      • 2.Qd4#
    • 1...c3
      • 2.Qxc3#
    • 1...d5
      • 2.Qxf8#
  • Tries
    • 1.Be1?
      • threat
        • 2.Rxc7#
      • 1...Sxa5
        • 2.Qd4#
      • 1...d5
        • 2.Qxf8#
      • 1...Sd2
        • 2.Qd4#
      • 1...Sd4
        • 2.Qxd4#
      • 1...c3
        • 2.Qxc3#
      • 1...c6!
    • 1.Qc3?
      • threat
        • 2.Rxc7#
        • 2.Qxc4#
      • 1...Sxa5
        • 2.Qd4#
      • 1...Sd2
        • 2.Rxc7#
        • 2.Qd4#
      • 1...Sd4
        • 2.Qxd4#
        • 2.Qxc4#
      • 1...d5
        • 2.Rxc7#
      • 1...c6
        • 2.Qxc4#
      • 1...Bh6+!
    • 1.Qe5+?
      • 1...d5
        • 2.Qxc7#
        • 2.Qxd5#
      • 1...dxe5!
  • Keys
    • 1.Bf3!
      • threat
        • 2.Sxa6#
      • 1...c3
        • 2.Qxc3#
      • 1...d5
        • 2.Qxf8#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 5
  • Sets
    • S(a);N_GUARD::QAB1(J)
    • S(a);N_GUARD::QAB1(J),XS(a)
    • S(a);N_GUARD,XP(F)::QAB1(J)
    • P(b);OGATEB::QAR2(J),XP(b)
    • P(e);OGATEB::QAB(J),XB(g)
  • Tries
    • Try
      • B(C);
      • Threat
        • R(H),XP(f)
      • Vars
        • S(a);N_GUARD,XP(F)::QAB1(J)
        • P(e);OGATEB::QAB(J),XB(g)
        • S(a);N_GUARD::QAB1(J)
        • S(a);N_GUARD::QAB1(J),XS(a)
        • P(b);OGATEB::QAR2(J),XP(b)
      • Refutation
        • P(f);
    • Try
      • Q(J);P_PINP(b)
      • Threat
        • DUALS(2)
      • Vars
        • S(a);N_GUARD,XP(F)::QAB1(J)
        • P(e);::R(H),XP(f)
        • P(f);::QAR1(J),XP(b)
      • Refutation
        • B(g);CHECK
    • Try
      • Q(J);CHECK
      • Refutation
        • P(e);XQ(J)
  • Actual
    • B(A);
    • Threat
      • S(E),XP(d)
    • Vars
      • P(b);OGATEB::QAR2(J),XP(b)
      • P(e);OGATEB::QAB(J),XB(g)
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