MESON Chess Problem Database

Problem Display
PID: 63888 (5B2/b7/4B3/Q6n/3kpp2/3p1b2/1R6/6K1 w - - 0 1)

Buchwald, Julius

Comm., Midweek Sports Referee, 1927

5B2/b7/4B3/Q6n/3kpp2/3p1b2/1R6/6K1

#2

5 + 7

5759 Selected Compositions of Julius Buchwald 2005
145 StrateGems 2005
3713 Snap 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Ke3
      • 2.Qxa7#
    • 1...Bc5
      • 2.Qxc5#
    • 1...Bb8
      • 2.Qc5#
  • Keys
    • 1.Qa1!
      • threat
        • 2.Re2#
      • 1...Kc3+
        • 2.Rf2#
      • 1...Ke5+
        • 2.Rb6#
      • 1...Ke3
        • 2.Qxa7#
      • 1...d2
        • 2.Rb3#
      • 1...Be2
        • 2.Rxe2#
      • 1...e3
        • 2.Rb4#

Anticipated by 174006(1921)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 2
  • Sets
    • K(c);S_FLIGHT::QAB(C),XB(g)
    • B(g);N_GUARD::QAB1(C),XB(g)
    • B(g);N_GUARD::QAB1(C)
  • Actual
    • Q(C);
    • Threat
      • QAB(C)+R(B)
    • Vars
      • K(c);CHECK,S_FLIGHT::QAB(C)+R(B)
      • K(c);S_FLIGHT::QAB(C),XB(g)
      • P(a);::QAB(C)+R(B)
      • B(b);::QAB(C)+R(B),XB(b)
      • P(d);SBLOCK::QAB(C)+R(B),DCHECK
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