MESON Chess Problem Database

Problem Display
PID: 141304 (8/2B4Q/8/8/3pN1P1/1P1kp3/K5N1/8 w - - 0 1)

Orsini, Emilio

Source?, 1895

8/2B4Q/8/8/3pN1P1/1P1kp3/K5N1/8

#2

7 + 3

14868 Pirnie Collection 2011

SOLUTION

  • SOUND
  • Tries
    • 1.Sc3+?
      • 1...Kxc3
        • 2.Ba5#
      • 1...Kd2!
    • 1.Sg3+?
      • 1...Kc3
        • 2.Ba5#
      • 1...Kd2!
  • Keys
    • 1.Qh1!
      • 1...Kc2
        • 2.Qb1#
      • 1...Ke2
        • 2.Sf4#
      • 1...Kxe4
        • 2.Se1#
        • 2.Sf4#
      • 1...e2
        • 2.Qb1#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(D);CHECK
      • Vars
        • K(a);P-FLIGHT,XS(D)::B(F)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • S(D);CHECK
      • Vars
        • K(a);P-FLIGHT::B(F)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • Q(G);
    • Vars
      • K(a);S_FLIGHT::QAB1(G)
      • K(a);S_FLIGHT::S(B)
      • P(b);SBLOCK::QAB(G)
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