MESON Chess Problem Database

Problem Display
PID: 17862 (8/p7/B1p5/Rqp5/N1k1P3/Rr2P3/QpN1P3/nK6 w - - 0 1)

Bajtay, Jozsef

Kardos, Tivadar

Nynorsk Vekeblad, 1951

8/p7/B1p5/Rqp5/N1k1P3/Rr2P3/QpN1P3/nK6

#2

10 + 8

6480 Tividar Kardos: 200 ausgewahlte Schachprobleme 1983

SOLUTION

  • SOUND
  • Sets
    • 1...Qxa6
      • 2.Rxc5#
    • 1...Sxc2
      • 2.Qxb3#
  • Tries
    • 1.Rxb3?
      • threat
        • 2.Sa3#
        • 2.Sxb2#
        • 2.Rc3#
        • 2.Rb4#
      • 1...Sxc2
        • 2.Sxb2#
        • 2.Rxb2#
        • 2.Rbxb5#
      • 1...Sxb3!
    • 1.Rxb5?
      • threat
        • 2.Rbxb3#
        • 2.Rb4#
        • 2.Ra5#
        • 2.Rxc5#
        • 2.Rb6#
        • 2.Rb7#
        • 2.Rb8#
      • 1...Sxc2
        • 2.Rbxb3#
        • 2.Rb6#
        • 2.Rb7#
        • 2.Rb8#
        • 2.Qxb3#
      • 1...cxb5!
    • 1.e5?
      • 1...Qxa6
        • 2.Rxc5#
      • 1...Sxc2
        • 2.Qxb3#
      • 1...Kd5!
  • Keys
    • 1.Qxb2!
      • 1...Rxb2+
        • 2.Sxb2#
      • 1...Qxa6
        • 2.Rxc5#
      • 1...Rxa3
        • 2.Sxa3#
      • 1...Rxe3
        • 2.Sxe3#
      • 1...Sxc2
        • 2.Qxb3#
      • 1...Rc3
        • 2.Rxc3#
      • 1...Rd3
        • 2.exd3#
      • 1...Rb4
        • 2.Rc3#

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
    • Q(e);N_SPINQ(e),OGATE,XB(J)::R1(I),XP(f)
    • S(a);N_GUARD,XS(C)::QAB1(B),XR(c)
  • Tries
    • Try
      • R(E);XR(c)
      • Threat
        • DUALS(4)
      • Refutation
        • S(a);P_SPINS(a),XR(E)
    • Try
      • R(I);XQ(e)
      • Threat
        • DUALS(7)
      • Refutation
        • P(g);P_SPINP(g),XR(I)
    • Try
      • P(H);
      • Vars
        • Q(e);N_SPINQ(e),OGATE,XB(J)::R1(I),XP(f)
        • S(a);N_GUARD,XS(C)::QAB1(B),XR(c)
      • Refutation
        • K(d);N_SPINQ(e),S_FLIGHT
  • Actual
    • Q(B);N_PINR(c),P_SPINQ(B),XP(b)
    • Vars
      • R(c);CHECK,XQ(B)::S(G),XR(c)
      • Q(e);N_SPINQ(e),OGATE,XB(J)::R1(I),XP(f)
      • R(c);XR(E)::S(C),XR(c)
      • R(c);XP(F)::S(C),XR(c)
      • S(a);N_GUARD,XS(C)::QAB1(B),XR(c)
      • R(c);OGATE::R1(E),XR(c)
      • R(c);OGATE::P(D),XR(c)
      • R(c);OGATE::R1(E)
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