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: "This former America football halfback guest-starred in the second season of "Chuck" as which character?" whose answer is Jimmy Butterman.
Each document should contain about 30 words, and these documents should contain useful information.

Query: former American football halfback guest-starred in the second season of "Chuck"
Useful Output:

Doc 1: Francis Newton Gifford (August 16, 1930 – August 9, 2015) was an American professional football player, actor, and television sports commentator.  Chuck
Doc 2:  two vertebrae in his back when he was blind-sided during a pass play by Philadelphia Eagles linebacker Chuck Bednarik in November 1960.
Doc 3: During a 1960 game against the Philadelphia Eagles, he was knocked out by Chuck  Gifford once appeared as himself as a guest star on the television series
Doc 4: Nine-year AFL players: Chuck Allen, Houston Antwine, Stew Barber, Al Bemiller, Mel Branch, Jim Colclough, Elbert Dubenion, Larry Eisenhauer, *Tom Flores, Larry
Doc 5: Chuck Bednarik – University of Pennsylvania | Sporturf Tough Tuesday. Chuck Bednarik came to the University of Pennsylvania fresh from the aerial battles of