This screenshot shows a small section of clees’ guide for the fight, The Unending Coil of Bahamut (Ultimate), containing both a text explanation and a diagram. The full guide can be found here (warning, long): https://clees.me/guides/ucob/ .
This artifact is an image of a bulletin board found in Dorman Hall, inviting residents to share their religion, ethnicity, gender and sexual orientation with other residents.