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: "current world heavyweight champion of the ibf wbo wba and ibo?" whose answer is Anthony Joshua.
Each document should contain about 30 words, and these documents should contain useful information.

Query: Oleksandr Usyk current champion status
Useful Output:

Doc 1: Three years after making his professional debut, Oleksandr Usyk became a world champion, but just like all his world title exploits, Usyk had
Doc 2: Oleksandr Usyk kept his perfect record after a close fight with  now to experience UEFA Champions League and Europa League drama
Doc 3: He is the current undisputed champion and winner of the World Boxing Super Series in the cruiserweight division.
Doc 4: Oleksandr Usyk's record currently stands at 23 wins, 0 losses, and 0 draws. He is currently undefeated in a total of 23 contests.
Doc 5: Boxing journalist Dan Rafael has reported that the winner of tonight's bout will maintain the undisputed title for “less than two weeks”.