MESON Chess Problem Database

Problem Display
PID: 164663 (7Q/5p2/5P2/2K2kpP/4Rp1b/6p1/3N2P1/8 w - - 0 1)

Palkoska, Emil

Ceske listy sachove, 1901

7Q/5p2/5P2/2K2kpP/4Rp1b/6p1/3N2P1/8

#2

7 + 6

15148 Sadier Collection 2017
5454 Near Snap 2021

SOLUTION

  • SOUND
  • Tries
    • 1.Qb8?
      • 1...Kxf6
        • 2.Qe5#
      • 1...f3
        • 2.Qe5#
      • 1...g4
        • 2.Qxf4#
        • 2.Qe5#
      • 1...Kg4!
    • 1.Qe8?
      • 1...Kxf6
        • 2.Qe5#
      • 1...f3
        • 2.Qe5#
      • 1...g4
        • 2.Qe5#
      • 1...Kg4!
  • Keys
    • 1.Sc4!
      • 1...Kxe4
        • 2.Qh7#
      • 1...Kg4
        • 2.Se3#
      • 1...f3
        • 2.Sd6#
      • 1...g4
        • 2.Re5#

Anticipated by 4773(1892)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(G);
      • Vars
        • K(d);P-FLIGHT,XP(F)::QAB1(G)
        • P(b);::QAR1(G)
      • Refutation
        • K(d);P_SPINP(b),S_FLIGHT
    • Try
      • Q(G);
      • Vars
        • K(d);P-FLIGHT,XP(F)::QAB1(G)
        • P(b);::QAR1(G)
        • P(e);SBLOCK::QAR1(G)
      • Refutation
        • K(d);P_SPINP(b),S_FLIGHT
  • Actual
    • S(A);
    • Vars
      • K(d);S_FLIGHT,XR(C)::QAB(G)
      • K(d);P_SPINP(b),S_FLIGHT::S(A)
      • P(b);::S(A)
      • P(e);SBLOCK::R1(C)
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