Viewing abuse filter 32:

article_namespace == 0 & !("autoconfirmed" in user_groups) /* this edit_delta ignores large blankings that are treated by another filter */ & action=="edit" & edit_delta >= -500 /* No added lines usually mean a blanking which is dealt with by other filter */ & length(added_lines) != 0 &!(contains_any (lcase(added_lines),"#رجوع_مکرر","#redirect")) /*Counts of more reference tags are removed than added */ & (rcount("(<ref>|<ref\sname|</ref>)",removed_lines) > rcount("(<ref>|<ref\sname|</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\sname",added_lines) | rcount("</ref>",removed_lines) <= rcount("<ref\sname",added_lines)) /*Excludes removal of references to Wikipedia itself */ & !(count("http://ur.wikipedia.org",removed_lines) > count("http://ur.wikipedia.org",added_lines))