WTA knowledge could have won you $400 on Wednesday's episode of Jeopardy!, with 2017 US Open finalist Madison Keys being the answer to a "Double Jeopardy!" clue.

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The category was WHO "DIS"?, meaning the solution had the letters "dis" in it, as in Madison.

One also could have arrived at the right answer by knowing the name of San Francisco Giants pitcher Madison Bumgarner.

Contestant Kyle answered correctly, and was in the lead going into "Final Jeopardy!," but he dropped into second place after missing the closing question.

Keys has her work cut out for the rest of the summer, with her Stanford/San Jose title to defend in addition to her runner-up finish at the US Open.

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But first, she played an exhibition in Newport, RI with her good pal, Sloane Stephens.

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Keys was an answer
on Jeopardy!

Keys was an answer on Jeopardy!

Strokes of Genius is a world-class documentary capturing the historic 13-year rivalry between tennis icons Roger Federer and Rafael Nadal. It is timed for release as the anticipation crests with Roger as returning champion, 10 years after their famed 2008 Wimbledon championship – an epic match so close and so reflective of their competitive balance that, in the end, the true winner was the sport itself.

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