MESON Chess Problem Database

Problem Display
PID: 121338 (7Q/5K2/P1pkP3/P1RN4/2pp4/qn6/1r1p4/8 w - - 0 1)

Grabowski, Kazimierz

Fuchs JT, 1918

7Q/5K2/P1pkP3/P1RN4/2pp4/qn6/1r1p4/8

#2

7 + 8

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Sb4?
      • threat
        • 2.Rxc6#
        • 2.Qe5#
      • 1...Kc7
        • 2.Rxc6#
      • 1...Qxb4
        • 2.Qe5#
      • 1...Sxa5
        • 2.Qe5#
      • 1...Sxc5
        • 2.Qb8#
      • 1...Qa4
        • 2.Qe5#
      • 1...Kxc5!
  • Keys
    • 1.Sc3!
      • threat
        • 2.Qe5#
      • 1...Kxc5
        • 2.Qf8#
      • 1...Kc7
        • 2.Sb5#
      • 1...Qxc5
        • 2.Qb8#
      • 1...Sxc5
        • 2.Qh2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(C);
      • Threat
        • DUALS(2)
      • Vars
        • K(h);P_SPINP(g),S_FLIGHT::R1(B),XP(g)
        • Q(c);XS(C)::QAB1(G)
        • S(d);XP(A)::QAB1(G)
        • S(d);SBLOCK,XR(B)::QAB(G)
        • Q(c);::QAB1(G)
      • Refutation
        • K(h);S_FLIGHT,XR(B)
  • Actual
    • S(C);
    • Threat
      • QAB1(G)
    • Vars
      • K(h);S_FLIGHT,XR(B)::QAB(G)
      • K(h);P_SPINP(g),S_FLIGHT::S(C)
      • Q(c);SBLOCK,XR(B)::QAB(G)
      • S(d);SBLOCK,XR(B)::QAB(G)
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