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: "when was the last time new york yankees won the world series?" whose answer is 2009.
Each document should contain about 30 words, and these documents should contain useful information.

Query: when did the new york yankees last win the world series
Useful Output:

Doc 1: In 2009 the Yankees returned to the World Series for the first time in six years, under Joe Girardi, who had become the Yankees' manager in 2008.
Doc 2: The Yankees defeated the Phillies, 4 games to 2, winning their 27th World Series championship. The series was played between October 28 and November 4.
Doc 3: MLB World Series Winners ; 2009, New York Yankees · Philadelphia Phillies ; 2008, Philadelphia Phillies · Tampa Bay Rays ; 2007, Boston Red Sox · Colorado Rockies
Doc 4: The Yankees were World Series champions in 1923, 1927, 1928, 1932, 1936, 1937, 1938, 1939, 1941,
Doc 5: The last time the Yankees won a World Series was in 2009 against the Phillies. The New York Yankees and their fans celebrate after their 7-3 win