MESON Chess Problem Database

Problem Display
PID: 129830 (1K2R3/8/pB1Q4/7p/rp6/6p1/2p1B2q/4k3 w - - 0 1)

Svozilek, Dalibor

Ruch, 1947

1K2R3/8/pB1Q4/7p/rp6/6p1/2p1B2q/4k3

#2

5 + 8

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Ra1
      • 2.Qxb4#
    • 1...Ra2
      • 2.Qxb4#
    • 1...Ra5
      • 2.Qxb4#
    • 1...c1S
      • 2.Qd1#
    • 1...c1B
      • 2.Qd1#
  • Keys
    • 1.Qf4!
      • threat
        • 2.Qc1#
      • 1...c1Q
        • 2.Qxc1#
      • 1...c1S
        • 2.Qxc1#
      • 1...c1B
        • 2.Qxc1#
      • 1...c1R
        • 2.Qxc1#
      • 1...Ra1
        • 2.Qxb4#
      • 1...g2
        • 2.Bg4#
        • 2.Bxh5#
        • 2.Bf2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 2
    • ADDED MATES = 2
    • REMOVED MATES = 2
  • Sets
    • R(e);N_GUARD::QAB(C),XP(f)
    • P(b);N_GUARD::QAR1(C)
  • Actual
    • Q(C);
    • Threat
      • QAR2(C)
    • Vars
      • P(b);::QAR2(C),XQ(b)
      • P(b);::QAR2(C),XS(b)
      • P(b);::QAR2(C),XB(b)
      • P(b);::QAR2(C),XR(b)
      • R(e);N_GUARD::QAB(C),XP(f)
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