Overall, this was effective and worked well, until someone actually managed to get a couple of forbidden elements in. After some investigation, I've found that they had a corrupted HTML, which after sanitization would contain different elements than the ones it started with. The solution was to run the parser multiple times and stop when HTML stopped changing. If HTML kept changing after 3 loops, it would get nuked.
Conservationists work day and night to study salmon
Фото: Raghed Waked / Reuters。关于这个话题，搜狗输入法下载提供了深入分析
影石创新：所涉337调查已终结，将持续不受限制地在美国进口和销售现有产品，这一点在谷歌浏览器下载中也有详细论述
ВсеГосэкономикаБизнесРынкиКапиталСоциальная сфераАвтоНедвижимостьГородская средаКлимат и экологияДеловой климат，这一点在旺商聊官方下载中也有详细论述
Фото: ГУ МВД России по Кемеровской области – Кузбассу