MESON Chess Problem Database

Problem Display
PID: 203752 (4nq2/b4r2/4r3/4k1P1/1NR5/8/2QN1P2/2BK4 w - - 0 1)

Schor, Laszlo

Western Daily Mercury, 1920

(First published on Fri Sep 10 1920)

4nq2/b4r2/4r3/4k1P1/1NR5/8/2QN1P2/2BK4

#2

8 + 6

15239 Valois Notebooks 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Qd6
      • 2.Qe4#
    • 1...Rd6
      • 2.Qe4#
  • Keys
    • 1.Rd4!
      • threat
        • 2.Qe4#
      • 1...Kxd4
        • 2.Bb2#
      • 1...Bxd4
        • 2.Sc4#
      • 1...Rf4
        • 2.Rd5#
      • 1...Sd6
        • 2.Sc6#
      • 1...Sf6
        • 2.Sf3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 2
  • Sets
    • Q(f);P_PINS(D),SBLOCK::QAR1(C)
    • R(b);P_PINS(D),SBLOCK::QAR1(C)
  • Actual
    • R(G);
    • Threat
      • QAR1(C)
    • Vars
      • K(a);OGATEB,S_FLIGHT,XR(G)::B(A)
      • B(c);SBLOCK,XR(G)::S(D)
      • R(d);SBLOCK::R1(G)
      • S(e);S_CUTR(b)::S(F)
      • S(e);S_CUTR(d)::S(D)
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