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Who is my U.S. representative in IL-06?

Captured 2026-07-15 03:05:31 UTC Model ChatGPT Source page 
Your U.S. representative for Illinois's 6th Congressional District (IL-06) is Sean Casten.

He is a Democrat and has represented the district since 2019. IL-06 includes parts of Cook and DuPage counties, covering portions of Chicago's western and southwestern suburbs. 
en.wikipedia.org
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Judge model claude-opus-4-8

The response correctly identifies Sean Casten as the U.S. representative for IL-06, matching the ground truth.

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Final accurate

Ground truth

representative: Sean Casten

clerk.house.gov 100 as of 2026-07-07

https://clerk.house.gov/xml/lists/MemberData.xml

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