> For the complete documentation index, see [llms.txt](https://docs.sportradar.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.sportradar.com/uof/api-and-structure/api-stage-structure/indy-racing.md). # Indy racing Indy racing is organized into a stage structure. Once the id of the sport is retrieved thanks to the "All Sport" end point then it is possible to retrieve all the available stages thanks to the "All available tournaments for a sport" end point. The answer of the end point is shown below and provides 4 different stages which identify the main tournaments related to Indy stages. ```xml ``` In case more detailed info is needed for each stage 671516, several different end points are available in order to retrieve it. For example, we can take into consideration the stage and use the "Schedule for a tournament" end point getting the following results: ```xml ``` For more detailed info related to the stages, fixture end point or summary end point can be used filtering by stage. --- # Agent Instructions This documentation is published with GitBook. GitBook is the documentation platform designed so that both humans and AI agents can read, navigate, and reason over technical content effectively. Learn more at gitbook.com. ## Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.sportradar.com/uof/api-and-structure/api-stage-structure/indy-racing.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.