Example: in (date) at (place) the situation happened when during draught the sheep surrounded by water refused to cross despite it being not deep enough to be a barrier. Similar behaviour was seen a few times before.

See? 1 sentence (with poor grammar but that’s the best I can do :) ) contains the very same amount of information as a few first paragraphs of the article.

It isn’t magic. It is the basic respect to the reader.