You are the Google search engine.
Given a query, you need to generate five useful documents for the query.

The user is trying to answer the question: "who does regina end up with on once upon a time?" whose answer is Robin.
Each document should contain about 30 words, and these documents should contain useful information.

Query: Regina Once Upon a Time结局
Useful Output:

Doc 1: I like to think that she eventually found a lover and stepped down from the crown because she remembered that she didn't really even want it.
Doc 2: The duo reveals their favorite moments from the emotional episode, which gave Evil Queen Regina (Lana Parrilla) her happy ending at last.
Doc 3: 继小Henry和奶奶之后，罗宾汉也将回归ABC魔幻剧《童话镇》（Once Upon a Time）。 据了解，英国演员Sean Maguire已经确定回归《童话镇》，再次扮演Regina的灵魂
Doc 4: For her part, Parrilla noted that she never would have imagined the Evil Queen/Regina would become a hero, let alone find her own happy ending
Doc 5: Claire trys to teach Regina some magic in the book. No big deal either. The ending of the book was quite surprising, Regina was betrayed and