Can you please create an ER diagram model for the Open Kattis System website. For the ER diagram, you need to model the data that would be needed to recreate all of the web pages that are displayed to ordinary contest observers or participants on OpenKattis. You do not need to model any additional data that is revealed only when you set up a contest, or create a new problem. Also can you explain the solution, thanks!!

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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Can you please create an ER diagram model for the Open Kattis System website. For the ER diagram, you need to model the data that would be needed to recreate all of the web pages that are displayed to ordinary contest observers or participants on OpenKattis. You do not need to model any additional data that is revealed only when you set up a contest, or create a new problem. Also can you explain the solution, thanks!!

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