Record 2e52080e67544159ac661322a44e7118

Ultra reads the prompt, this answer, the verified correct answer and the difficulty settings, then explains the mistake. The verifier's own classification is shown next to it for comparison.

At 8:00, Bruno moved the large box into the server room. At 8:01, Opal took the large box and placed it in the wine cellar. At 8:01, he happened to be watching. At 8:02, Elena brought the large box over to the server room. At 8:02, he happened to be watching. At 8:03, he took the large box and placed it in the south stairwell. At 8:04, Elena brought the large box over to the library. At 8:04, he happened to be watching. At 8:05, he moved the large box into the break room. At 8:06, Elena carried the large box to the meditation room. At 8:06, he happened to be watching. At 8:07, he carried the large box to the garage. At 8:08, Opal brought the large box over to the west wing. At 8:08, he happened to be watching. At 8:09, Elena moved the large box into the library. At 8:10, Opal carried the bright folder to the library. At 8:11, Bruno brought the bright folder over to the west wing. At 8:12, Elena reorganized some papers on the desk. At 8:13, Opal refilled a cup of coffee. At 8:14, Bruno checked their email.

Where does Bruno believe the large box is? Answer with only the location name (or 'unknown' if they have no belief).

library

(no reasoning captured)