| 
 | 
 | new_size < 50 &
  |  | !"confirmed" in user_groups &  | 
 | ( article_namespace == 0 &    |  | (  | 
 |   ( old_size > 300 &
  |  |   length(added_lines) < 1 &  | 
 |     ( ! "confirmed" in user_groups &
  |  |   (  | 
 |       (  
  |  |     article_namespace == 0 &  | 
 |         ! user_name in article_recent_contributors &  
  |  |     (  | 
 |         ! lcase(added_lines) rlike "#redirect|{{((db-(attack|g10))|wi)}}"
  |  |       (  | 
 |  |         rmwhitespace(removed_lines) rlike "==\w+==" &  | 
 |  |         (  | 
 |  |           rmwhitespace(old_wikitext) contains rmwhitespace(removed_lines + "==") &  | 
 |  |           ! rmwhitespace(new_wikitext) contains rmwhitespace(removed_lines + "==")              | 
 |  |         )  | 
 |  |       ) |    | 
 |  |       (  | 
 |  |         rmwhitespace(old_wikitext) contains rmwhitespace("==" + removed_lines + "==") &  | 
 |  |         ! rmwhitespace(new_wikitext) contains rmwhitespace(removed_lines + "==")  | 
 |        )  |  |        )  | 
 |      )  |  |      )  | 
 |    )  |  |    )  | 
 | )  |  | )  |