C(14,12,6) = 7

Method of Construction: lexicographic greedy covering

Lower Bound: Schonheim

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  1  2  3  4  5  6  7  8 11 12 13 14
  1  2  3  4  5  6  9 10 11 12 13 14
  1  2  3  4  7  8  9 10 11 12 13 14
  1  2  5  6  7  8  9 10 11 12 13 14
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