MESON Chess Problem Database

Problem Display
PID: 21046 (8/1Q2q3/4p3/N5b1/B7/3kp3/2R5/B2b2K1 w - - 0 1)

Teichmann, Richard

Suisse Liberale, 1915

8/1Q2q3/4p3/N5b1/B7/3kp3/2R5/B2b2K1

#2

6 + 6

3242 BCPS Rapid Solving (Cheltenham) 2001

SOLUTION

  • SOUND
  • Sets
    • 1...Qa3
      • 2.Qh7#
    • 1...Qd6
      • 2.Qh7#
    • 1...Qd8
      • 2.Qh7#
    • 1...Qh7
      • 2.Qxh7#
    • 1...e5
      • 2.Qd5#
  • Keys
    • 1.Sb3!
      • threat
        • 2.Sc1#
      • 1...Kxc2
        • 2.Qe4#
      • 1...Qxb7
        • 2.Sc5#
      • 1...Bxc2
        • 2.Bb5#
      • 1...e2
        • 2.Rc3#
      • 1...Qa3
        • 2.Qh7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 4
  • Sets
    • Q(f);OGATE::QAB(F)
    • Q(f);OGATE::QAB(F),XQ(f)
    • P(e);N_GUARD::QAR2(F)
  • Actual
    • S(E);
    • Threat
      • S(E)
    • Vars
      • K(b);S_FLIGHT,XR(C)::QAB(F)
      • Q(f);N_GUARD,XQ(F)::S(E)
      • B(a);SBLOCK,XR(C)::B(D)
      • P(c);SBLOCK::R1(C)
      • Q(f);OGATE::QAB(F)
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