MESON Chess Problem Database

Problem Display
PID: 277220 (b6K/8/4n2B/1Q6/3P4/1B1R1R1N/2Npk3/r6r w - - 0 1)

Szoghy, Jozsef

Probleemblad, 1954

b6K/8/4n2B/1Q6/3P4/1B1R1R1N/2Npk3/r6r

#2

9 + 6

SOLUTION

  • SOUND
  • Sets
    • 1...Rad1
      • 2.Rc3#
      • 2.Rde3#
      • 2.Rf2#
    • 1...Rhd1
      • 2.Rc3#
      • 2.Rde3#
      • 2.Rf2#
    • 1...Bxf3
      • 2.Rxd2#
    • 1...d1Q
      • 2.Rf2#
    • 1...d1S
      • 2.Rc3#
    • 1...d1B
      • 2.Rc3#
      • 2.Rf2#
    • 1...d1R
      • 2.Rf2#
  • Tries
    • 1.Rfe3+?
      • 1...Kf1
        • 2.Rxd2#
      • 1...Kd1!
    • 1.Qb4?
      • threat
        • 2.Qxd2#
      • 1...Kd1
        • 2.Qxd2#
      • 1...d1Q
        • 2.Rde3#
      • 1...d1S
        • 2.Qd2#
      • 1...d1B
        • 2.Rde3#
        • 2.Qd2#
      • 1...d1R
        • 2.Rde3#
      • 1...Rad1
        • 2.Rde3#
      • 1...Rhd1
        • 2.Rde3#
      • 1...Bxf3!
  • Keys
    • 1.Se1!
      • threat
        • 2.Rde3#
      • 1...Kxe1
        • 2.Rde3#
      • 1...dxe1Q
        • 2.Rc3#
      • 1...dxe1S
        • 2.Rf2#
      • 1...dxe1B
        • 2.Rc3#
      • 1...dxe1R
        • 2.Rc3#
        • 2.Rf2#
      • 1...d1Q
        • 2.Rxd1#
      • 1...d1S
        • 2.Rxd1#
      • 1...d1B
        • 2.Rxd1#
      • 1...d1R
        • 2.Rxd1#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 3
    • ADDED MATES = 5
    • REMOVED MATES = 1
  • Sets
    • B(f);SBLOCK,XR(D)::QAB(G)+R(C),DCHECK,XP(c)
    • P(c);::R1(D)
    • P(c);SBLOCK::QAB(G)+R(C)
  • Tries
    • Try
      • R(D);CHECK
      • Vars
        • K(d);N_GUARD,S_FLIGHT::QAB(G)+R(C),XP(c)
      • Refutation
        • K(d);P_SPINP(c),S_FLIGHT
    • Try
      • Q(G);
      • Threat
        • QAR1(G),XP(c)
      • Vars
        • K(d);P_SPINP(c),S_FLIGHT::QAR1(G),XP(c)
        • P(c);SBLOCK::R1(C)
        • P(c);::QAR1(G)
        • R(a);SBLOCK::R1(C)
        • R(b);SBLOCK::R1(C)
      • Refutation
        • B(f);XR(D)
  • Actual
    • S(A);
    • Threat
      • QAB(G)+R(C),DCHECK
    • Vars
      • K(d);P-FLIGHT,XS(A)::R(C)
      • P(c);SBLOCK,XS(A)::QAB(G)+R(C)
      • P(c);SBLOCK,XS(A)::R1(D)
      • P(c);OGATE::QAB(G)+R(C),XQ(c)
      • P(c);OGATE::QAB(G)+R(C),XS(c)
      • P(c);OGATE::QAB(G)+R(C),XB(c)
      • P(c);OGATE::QAB(G)+R(C),XR(c)
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