MESON Chess Problem Database

Problem Display
PID: 119828 (K7/8/4R3/6Qb/p2p4/1p3P1B/2pPPN2/2rNk3 w - - 0 1)

Plesnivy, Emil

Prager Abendblatt, 1930

K7/8/4R3/6Qb/p2p4/1p3P1B/2pPPN2/2rNk3

#2

9 + 7

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Rxd1
      • 2.Sd3#
    • 1...Bxf3+
      • 2.exf3#
    • 1...cxd1Q
      • 2.Sd3#
    • 1...cxd1S
      • 2.Sd3#
    • 1...cxd1B
      • 2.Sd3#
    • 1...cxd1R
      • 2.Sd3#
    • 1...d3
      • 2.exd3#
  • Keys
    • 1.Qa5!
      • threat
        • 2.d3#
      • 1...Bxf3+
        • 2.exf3#
      • 1...Rxd1
        • 2.Sd3#
      • 1...cxd1Q
        • 2.Sd3#
      • 1...cxd1S
        • 2.Sd3#
      • 1...cxd1B
        • 2.Sd3#
      • 1...cxd1R
        • 2.Sd3#
      • 1...d3
        • 2.exd3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • R(a);SBLOCK,XS(A)::S(D)
    • B(g);CHECK,OGATE,XP(E)::R(H)+P(C),XB(g)
    • P(c);SBLOCK,XS(A)::S(D)
    • P(f);OGATE::R(H)+P(C),XP(f)
  • Actual
    • Q(G);
    • Threat
      • QAB(G)+P(B)
    • Vars
      • B(g);CHECK,OGATE,XP(E)::R(H)+P(C),XB(g)
      • R(a);SBLOCK,XS(A)::S(D)
      • P(c);SBLOCK,XS(A)::S(D)
      • P(f);OGATE::R(H)+P(C),XP(f)
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