MESON Chess Problem Database

Problem Display
PID: 95232 (3q2Rb/B7/8/3p2p1/r2p4/3N4/pQ6/K6k w - - 0 1)

Brunner, Erich Anselm

Deutsches Wochenschach, 1908

3q2Rb/B7/8/3p2p1/r2p4/3N4/pQ6/K6k

#2

5 + 8

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Se1?
      • threat
        • 2.Qg2#
      • 1...Kg1
        • 2.Qg2#
      • 1...d3!
    • 1.Rxh8+?
      • 1...Kg1
        • 2.Qf2#
      • 1...Qxh8!
  • Keys
    • 1.Sf4!
      • threat
        • 2.Qg2#
      • 1...Kg1
        • 2.Qg2#
      • 1...d3
        • 2.Qxh8#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(C);
      • Threat
        • QAB1(B)
      • Vars
        • K(a);P-FLIGHT,P_SPINP(d)::QAR1(B)
      • Refutation
        • P(d);P_PINQ(B)
    • Try
      • R(E);CHECK,XB(h)
      • Vars
        • K(a);P-FLIGHT,P_SPINP(d)::QAB1(B)
      • Refutation
        • Q(g);XR(E)
  • Actual
    • S(C);
    • Threat
      • QAB1(B)
    • Vars
      • K(a);P-FLIGHT,P_SPINP(d)::QAR1(B)
      • P(d);OGATE,P_PINQ(B)::QAB(B),XB(h)
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