一个英语长句,
Although it is unfortunate that so many AOL customers had their personal information thrown into public view,the release of the AOL search data—which I believe is actually Google search data,given that Google powers AOL’s search services—may well prove to be a watershed moment in Internet privacy.
这是一个句子吧.“which I believe is”、“given”、“may well prove”这几个动词分别是怎么回事啊?麻烦分析一下句子结构,