MESON Chess Problem Database

Problem Display
PID: 68171 (2RQ2Kn/r2p2N1/2ppp2R/p2k2Nr/3P4/2PP4/6nB/3b4 w - - 0 1)

Taraba, Jozef

Hlas l'udu, 1978

2RQ2Kn/r2p2N1/2ppp2R/p2k2Nr/3P4/2PP4/6nB/3b4

#2

10 + 11

5865 Czech Album (1976-1978) 1983
14580 Chess Compositions (Taraba) 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Sf5?
      • threat
        • 2.Se7#
        • 2.c4#
      • 1...exf5
        • 2.Rxd6#
      • 1...Bb3
        • 2.Se7#
      • 1...Se3
        • 2.Sxe3#
        • 2.Se7#
      • 1...Sg6
        • 2.c4#
      • 1...Rxg5+!
    • 1.S7xe6?
      • threat
        • 2.c4#
      • 1...Rxg5+
        • 2.Qxg5#
      • 1...dxe6
        • 2.Qxd6#
      • 1...Se3
        • 2.Sf4#
      • 1...Bb3!
    • 1.Qb6?
      • threat
        • 2.c4#
      • 1...Bb3
        • 2.Qxb3#
      • 1...c5
        • 2.Qxd6#
      • 1...Se3!
    • 1.Qf6?
      • threat
        • 2.c4#
      • 1...Bb3
        • 2.Qf3#
      • 1...e5
        • 2.Qxd6#
      • 1...Se3!
    • 1.Qxd7?
      • threat
        • 2.Qxc6#
        • 2.Qxe6#
        • 2.Qxd6#
      • 1...Rxh2
        • 2.Qxc6#
        • 2.Qxe6#
      • 1...Rxh6
        • 2.Qxc6#
        • 2.Qxd6#
      • 1...Ra6
        • 2.Qxe6#
        • 2.Qxd6#
      • 1...Rc7
        • 2.Qxe6#
        • 2.Qxd6#
      • 1...Ba4
        • 2.Qxe6#
        • 2.Qxd6#
      • 1...Bg4
        • 2.Qxc6#
        • 2.Qxd6#
      • 1...Sf4
        • 2.Qxc6#
      • 1...Sf7
        • 2.Qxc6#
        • 2.Qxe6#
      • 1...c5
        • 2.Rxc5#
        • 2.Qc6#
        • 2.Qxe6#
        • 2.Qxd6#
      • 1...e5
        • 2.Rxd6#
        • 2.Qxc6#
        • 2.Qe6#
        • 2.Qxd6#
      • 1...Rxd7!
  • Keys
    • 1.S5xe6!
      • threat
        • 2.c4#
      • 1...dxe6
        • 2.Qxd6#
      • 1...Bb3
        • 2.Rxh5#
      • 1...Se3
        • 2.Sf4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(G);
      • Threat
        • DUALS(2)
      • Vars
        • P(h);OGATE,XS(G)::R1(F),XP(g)
        • B(a);::S(G)
        • S(k);::P(B)
      • Refutation
        • R(e);CHECK,XS(E)
    • Try
      • S(G);XP(h)
      • Threat
        • P(B)
      • Vars
        • R(e);CHECK,OGATE,XS(E)::QAR(I),XR(e)
        • P(j);OGATE,P_SPINP(g),XS(G)::QAR1(I),XP(g)
        • S(b);N_GUARD::S(G)
      • Refutation
        • B(a);
    • Try
      • Q(I);
      • Threat
        • P(B)
      • Vars
        • B(a);N_GUARD::QAB(I),XB(a)
        • P(f);OGATE::QAR1(I),XP(g)
      • Refutation
        • S(b);
    • Try
      • Q(I);
      • Threat
        • P(B)
      • Vars
        • B(a);N_GUARD::QAB(I)
        • P(h);OGATE::QAR1(I),XP(g)
      • Refutation
        • S(b);
    • Try
      • Q(I);P_PINP(g),XP(j)
      • Threat
        • DUALS(3)
      • Vars
        • S(b);::QAB1(I),XP(f)
      • Refutation
        • R(i);N_SPINP(g),XQ(I)
  • Actual
    • S(E);XP(h)
    • Threat
      • P(B)
    • Vars
      • P(j);OGATE,P_SPINP(g),XS(E)::QAR1(I),XP(g)
      • B(a);N_GUARD::R(F),XR(e)
      • S(b);N_GUARD::S(E)
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