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: "Which star of Pitch Perfect was born on July 31, 1989 ?" whose answer is Alexis Knapp.
Each document should contain about 30 words, and these documents should contain useful information.

Query: stars of Pitch Perfect born July 31, 1989
Useful Output:

Doc 1: Alexis Merizalde Knapp (born July 31, 1989) is an American actress and singer. She is known for her role as Stacie Conrad in the musical films Pitch Perfect (
Doc 2: Stacie Conrad Alexis Knapp (born July 31, 1989) is an American actress known for her appearances in the 2012 comedy films Project X and Pitch Perfect.
Doc 3: July 31: Actress & singer Alexis Knapp, "Project X" & "Pitch Perfect," is 24-years-old today. Alexis Knapp was born July 31, 1989 in Avonmore,
Doc 4: Date Of Birth: July 31, 1989 ; Pitch Perfect (2012). Stacie Conrad ; Ground Floor (2013-2014). Tori ; Pitch Perfect 2 (2015). Stacie Conrad ; My
Doc 5: Alexis Knapp · Actress · Birth Date: July 31, 1989 · Age: 35 years old · Birth Place: Allegheny, Pennsylvania · Credits · Photos.