MESON Chess Problem Database

Problem Display
PID: 99539 (6B1/q1b3p1/3rpP2/1P1kB2n/3rp1R1/3N2P1/1N5K/2Q5 w - - 0 1)

Szoghy, Jozsef

Magyar Sakkelet, 1954

6B1/q1b3p1/3rpP2/1P1kB2n/3rp1R1/3N2P1/1N5K/2Q5

#2

10 + 9

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Qc5
      • 2.Qxc5#
    • 1...Qb8
      • 2.Qc5#
    • 1...Qa1
      • 2.Qc5#
    • 1...Qa2
      • 2.Qc5#
    • 1...Qa4
      • 2.Qc5#
    • 1...Qa5
      • 2.Qc5#
    • 1...Qa6
      • 2.Qc5#
    • 1...Qb7
      • 2.Qc5#
    • 1...Qa8
      • 2.Qc5#
    • 1...Rc4
      • 2.Qxc4#
    • 1...Rb6
      • 2.Qc5#
    • 1...Rc6
      • 2.Qxc6#
    • 1...Rd7
      • 2.Qc6#
    • 1...Rd8
      • 2.Qc6#
  • Tries
    • 1.Sb4+?
      • 1...Kxe5
        • 2.Qg5#
      • 1...Rxb4!
  • Keys
    • 1.Qg5!
      • threat
        • 2.Bf4#
      • 1...Rxd3
        • 2.Bc3#
      • 1...Sxg3
        • 2.Bxg3#
      • 1...exd3
        • 2.Bxd4#
      • 1...gxf6
        • 2.Bxf6#
      • 1...Ra4
        • 2.Bc3#
      • 1...Rb4
        • 2.Bc3#
      • 1...Rc4
        • 2.Bc3#
      • 1...Ra6
        • 2.Bxc7#
      • 1...Rb6
        • 2.Bxc7#
      • 1...Rc6
        • 2.Bxc7#
      • 1...Rd7
        • 2.Bxc7#
      • 1...Rd8
        • 2.Bxc7#
      • 1...Sf4
        • 2.Bxf4#
      • 1...e3
        • 2.Bxd4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 5
    • ADDED MATES = 9
    • REMOVED MATES = 9
  • Sets
    • Q(g);N_GUARD::QAR1(A),XQ(g)
    • Q(g);N_GUARD::QAR1(A)
    • Q(g);N_GUARD,P_PINS(B)::QAR1(A)
    • R(a);N_GUARD::QAB1(A),XR(a)
    • R(e);S_CUTQ(g)::QAR1(A)
    • R(e);N_GUARD::QAB1(A),XR(e)
    • R(e);N_GUARD::QAB1(A)
  • Tries
    • Try
      • S(D);CHECK
      • Vars
        • K(c);N_SPINP(f),P-FLIGHT,XB(H)::QAR2(A)
      • Refutation
        • R(a);XS(D)
  • Actual
    • Q(A);
    • Threat
      • QAR(A)+B(H)
    • Vars
      • R(a);OGATE,XS(D)::QAR(A)+B(H)
      • S(d);OGATE,XP(E)::QAR(A)+B(H),XS(d)
      • P(b);XS(D)::QAR(A)+B(H),XR(a)
      • P(i);OGATE,XP(I)::QAR(A)+B(H),XP(i)
      • R(a);OGATE::QAR(A)+B(H)
      • R(e);OGATE::QAR(A)+B(H),XB(h)
      • S(d);::QAR(A)+B(H),XS(d)
      • P(b);::QAR(A)+B(H),XR(a)
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