MESON Chess Problem Database

Problem Display
PID: 23434 (8/3b4/8/3N4/8/1QNkP3/8/4K3 w - - 0 1)

Gersits, I

Pesti Hirlap, 1930

8/3b4/8/3N4/8/1QNkP3/8/4K3

#2

5 + 2

SOLUTION

  • SOUND
  • Tries
    • 1.Qb4?
      • threat
        • 2.Qe4#
      • 1...Kc2
        • 2.Qb1#
      • 1...Bf5!
    • 1.Qb5+?
      • 1...Kc2
        • 2.Qb1#
      • 1...Bxb5!
  • Keys
    • 1.Sf6!
      • threat
        • 2.Sb1#
        • 2.Sd1#
        • 2.Sa2#
        • 2.Se2#
        • 2.Sa4#
        • 2.Sce4#
        • 2.Sb5#
        • 2.Scd5#
      • 1...Kxe3
        • 2.Se2#
      • 1...Ba4
        • 2.Sxa4#
      • 1...Bb5
        • 2.Sb1#
        • 2.Sd1#
        • 2.Sa2#
        • 2.Se2#
        • 2.Sa4#
        • 2.Sce4#
        • 2.Sxb5#
        • 2.Scd5#
      • 1...Be6
        • 2.Scd5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(B);
      • Threat
        • QAB1(B)
      • Vars
        • K(a);S_FLIGHT::QAB1(B)
      • Refutation
        • B(b);
    • Try
      • Q(B);CHECK
      • Vars
        • K(a);S_FLIGHT::QAB1(B)
      • Refutation
        • B(b);XQ(B)
  • Actual
    • S(E);
    • Threat
      • DUALS(8)
    • Vars
      • K(a);P-FLIGHT,XP(D)::QAR(B)+S(C)
      • B(b);::QAR(B)+S(C),XB(b)
      • B(b);::QAR(B)+S(C)
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