{
 "contest_id": "chicago-marathon",
 "contest_name": "Chicago Marathon",
 "year": 2026,
 "event_date": "2026-10-11",
 "event_date_estimated": true,
 "categories": [
  {
   "key": "mens-open",
   "name": "Men's Open Division",
   "winners": [
    {
     "person_id": "amos-kipruto",
     "name": "Amos Kipruto",
     "work_title": null,
     "sources": [
      "https://www.chicagomarathon.com/about/press/press-releases/",
      "https://en.wikipedia.org/wiki/List_of_winners_of_the_Chicago_Marathon"
     ],
     "url": "https://allwinners.rockpool.cc/people/amos-kipruto/"
    }
   ]
  }
 ],
 "url": "https://allwinners.rockpool.cc/contests/chicago-marathon/2026/",
 "build_id": "b310ea2-202610200301"
}