!("autoconfirmed" in user_groups) /* this edit_delta ignores large blankings that are treated by another filter */ & edit_delta >= -3000 & article_namespace == 0 /* No added lines usually mean a blanking which is dealt with by other filter */ & length(added_lines) != 0 & !("#redirect" in lcase(added_lines)) /*Counts of more reference tags are removed than added */ & (rcount("(<ref>|<ref\s+(name|group)|</ref>)",removed_lines) > rcount("(<ref>|<ref\s+(name|group)|</ref>)",added_lines)) /*Excludes changing to the named reference format and removing closing tags attached to formerly named refs. Unequality is to account for closing the first named tag */ & !(rcount("<ref>",removed_lines) = rcount("<ref\s+(name|group)",added_lines) | rcount("</ref>",removed_lines) <= rcount("<ref\s+(name|group)",added_lines)) /*Excludes removal of references to Wikipedia itself */ & !(count("http://tr.wikipedia.org",removed_lines) > count("http://az.wikipedia.org",added_lines))