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: "Danish ice hockey coach, Olaf Eller, is the father of Danish professional ice hockey player who was drafted by what team in the first round of the 2007 NHL Entry Draft?" whose answer is St. Louis Blues.
Each document should contain about 30 words, and these documents should contain useful information.

Query: Olaf Eller son ice hockey draft
Useful Output:

Doc 1: His son is Lars Eller, who was drafted 13th overall to the St. Louis Blues in 2007 and currently plays for the Pittsburgh Penguins. His son Mads Eller won the
Doc 2: His son is Lars Eller, who was drafted 13th overall to the St. Louis Blues in 2007 and currently plays for the Pittsburgh Penguins. His son Mads Eller won the
Doc 3: There are six Danish players currently playing in the N.H.L., including Eller's son, Montreal Canadiens forward Lars Eller; Anaheim Ducks
Doc 4: Son of former Danish international and current Frederikshavn Whitehawks coach Olaf Eller, Lars is one of the best current young Danish players. He was drafted
Doc 5: Nicknamed "the Tiger", he was drafted by the St. Louis Blues in the first round, 13th overall, in the 2007 NHL entry draft. Eller made his NHL debut in 2009