Record c5f9a92441594eba87a3fc4cdac017a6

At 8:00, Felix moved the blue folder into the atrium. At 8:00, Roman happened to be watching. At 8:01, Felix took the blue folder and placed it in the front office. At 8:01, Roman noticed this from across the room. At 8:02, Felix brought the blue folder over to the supply closet. At 8:02, Roman noticed this from across the room. At 8:03, Felix carried the blue folder to the east wing. At 8:03, Roman was nearby and saw this happen. At 8:04, Greta brought the blue folder over to the supply closet. At 8:04, he was nearby and saw this happen. At 8:05, Milo moved the blue folder into the kitchen. At 8:05, Roman noticed this from across the room. At 8:06, Felix took the blue folder and placed it in the atrium. At 8:06, Roman noticed this from across the room. At 8:07, Greta moved the blue folder into the supply closet. At 8:08, she brought the blue folder over to the east wing. At 8:09, Felix took the blue folder and placed it in the atrium. At 8:10, Milo moved the bright box into the atrium. At 8:11, Bruno moved the bright box into the front office. At 8:12, Piers took the bright box and placed it in the west wing. At 8:13, Greta carried the bright box to the lobby. At 8:14, Milo carried the bright box to the front office. At 8:15, she carried the bright box to the atrium. At 8:16, Piers brought the bright box over to the east wing. At 8:17, Roman carried the bright box to the west wing. At 8:18, he carried the bright box to the front office. At 8:19, Greta took the bright box and placed it in the server room. At 8:20, Milo carried the bright box to the kitchen. At 8:21, Bruno brought the bright box over to the cafeteria. At 8:22, Piers moved the bright box into the front office. At 8:23, Felix brought the bright box over to the courtyard. At 8:24, Piers carried the bright box to the conference room. At 8:25, Bruno reorganized some papers on the desk. At 8:26, Roman refilled a cup of coffee. At 8:27, Greta glanced at the clock. At 8:28, Bruno glanced at the clock. At 8:29, Piers reorganized some papers on the desk. At 8:30, Roman refilled a cup of coffee. At 8:31, Piers refilled a cup of coffee. At 8:32, Milo glanced at the clock. At 8:33, Felix stretched and looked out the window. At 8:34, he stretched and looked out the window. At 8:35, Milo made a quick phone call. At 8:36, Piers reorganized some papers on the desk. At 8:37, Bruno stretched and looked out the window. At 8:38, Roman glanced at the clock. At 8:39, Piers made a quick phone call. At 8:40, he made a quick phone call. At 8:41, Milo made a quick phone call. At 8:42, Roman checked their email. At 8:43, Greta reorganized some papers on the desk. At 8:44, Bruno made a quick phone call. At 8:45, Milo checked their email. At 8:46, Greta checked their email. At 8:47, Roman checked their email. At 8:48, he refilled a cup of coffee. At 8:49, he glanced at the clock. At 8:50, Greta checked their email. At 8:51, she checked their email. At 8:52, she reorganized some papers on the desk.

Where does Roman believe the blue folder is? Answer with only the location name (or 'unknown' if they have no belief).

atrium

(no reasoning captured)