MESON Chess Problem Database

Problem Display
PID: 287261 (3K4/2p1p3/R1bkrp1R/1n6/2P2P2/8/1prN4/6Q1 w - - 0 1)

Weiss, Berthold

Grantham Journal, 1925

(First published on Sat Jan 31 1925)

3K4/2p1p3/R1bkrp1R/1n6/2P2P2/8/1prN4/6Q1

#2

7 + 9

15239 Valois Notebooks 2026

SOLUTION

  • SOUND
  • Sets
    • 1...Sa3
      • 2.Qd4#
    • 1...Sd4
      • 2.Qxd4#
    • 1...Sa7
      • 2.Qd4#
  • Keys
    • 1.Qg5!
      • threat
        • 2.Qd5#
      • 1...Rxd2
        • 2.c5#
      • 1...Rxc4
        • 2.Sxc4#
      • 1...fxg5
        • 2.Se4#
      • 1...Re5
        • 2.Qxe5#
      • 1...f5
        • 2.Qxe7#
      • 1...Sc3
        • 2.c5#

This is a version of 287260

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 3
  • Sets
    • S(c);N_GUARD::QAR2(A)
    • S(c);N_GUARD::QAR2(A),XS(c)
  • Actual
    • Q(A);
    • Threat
      • QAR1(A)
    • Vars
      • R(b);N_GUARD,XS(B)::P(C)
      • R(b);XP(C)::S(B),XR(b)
      • P(g);P_SPINR(f),XQ(A)::S(B)
      • R(f);N_GUARD,P_SPINP(g)::QAB1(A),XR(f)
      • P(g);OGATE,P_SPINR(f)::QAB1(A),XP(i)
      • S(c);S_CUTR(b)::P(C)
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