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: "What is the birthdate of this Danish former professional boxer who held the IBO heavyweight title and who worked with Mogens Palle?" whose answer is 1 April 1965.
Each document should contain about 30 words, and these documents should contain useful information.

Query: Danish former professional boxer who held the IBO heavyweight title and worked with Mogens Palle
Useful Output:

Doc 1: Danish promoter Mogens Palle pulled no punches as usual when interviewed in Ekstrabladet and BT last week.
Doc 2: Boxing promoter Mogens Palle will step into the ring of elite sports personalities inducted into his sport's Hall of Fame.
Doc 3: Together with popular Danish former heavyweight fighter Brian Nielsen the 84-year old promoter, who was inducted into the International Boxing
Doc 4: Brian Nielsen (born April 1 , 1965 in Korsør ) is a former boxer from Denmark , who won bronze medals in the super heavyweight division at the 1991 European
Doc 5: Baranchyk wins the vacant IBF title and progresses to the semi-finals of the WBSS as a very brave Yigit is forced out of the fight after seven