MESON Chess Problem Database

Problem Display
PID: 21143 (8/3b4/3p1K2/5pN1/N1pk1p2/5Q2/4P3/8 w - - 0 1)

Weenink, Henri Gerard Maria

De Telegraaf, 1917

8/3b4/3p1K2/5pN1/N1pk1p2/5Q2/4P3/8

#2

5 + 6

16055 HGM Weenink (Euwe/Niemeijer/Rueb/Trotsenburg) 1932
3310 2345 Chess Problems 1997

SOLUTION

  • SOUND
  • Sets
    • 1...Bxa4
      • 2.Se6#
    • 1...Bb5
      • 2.Se6#
    • 1...Bc6
      • 2.Se6#
    • 1...Be6
      • 2.Sxe6#
    • 1...Be8
      • 2.Se6#
    • 1...c3
      • 2.Qd3#
    • 1...d5
      • 2.Qf2#
      • 2.Qc3#
      • 2.Qxf4#
  • Tries
    • 1.e3+?
      • 1...fxe3
        • 2.Qd1#
      • 1...Kd3!
  • Keys
    • 1.e4!
      • threat
        • 2.Qc3#
      • 1...Bxa4
        • 2.Se6#
      • 1...fxe4
        • 2.Qxe4#
      • 1...fxe4 ep
        • 2.Qd1#
      • 1...c3
        • 2.Qxc3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 2
    • REMOVED MATES = 4
  • Sets
    • B(f);N_GUARD,XS(C)::S(D)
    • B(f);N_GUARD::S(D)
    • B(f);N_GUARD::S(D),XB(f)
    • P(a);N_GUARD::QAR1(B)
  • Tries
    • Try
      • P(A);CHECK
      • Vars
        • P(c);SBLOCK,XP(A)::QAR(B)
      • Refutation
        • K(b);P-FLIGHT
  • Actual
    • P(A);
    • Threat
      • QAB1(B)
    • Vars
      • B(f);N_GUARD,XS(C)::S(D)
      • P(d);OGATE,XP(A)::QAR1(B),XP(d)
      • P(c);EP,XP(A)::QAR(B)
      • P(a);::QAB1(B),XP(a)
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