Record c48f3e1ab89749519fa3e0f1e02c6b43

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 8:09, Piers carried the old basket to the break room. At 8:10, Priya moved the old basket into the east wing. At 8:11, she moved the old basket into the server room. At 8:12, Dana carried the old basket to the rooftop terrace. At 8:13, Aria reorganized some papers on the desk. At 8:15, Piers glanced at the clock. At 8:08, he moved the old basket into the south stairwell. At 8:16, Priya glanced at the clock. At 8:17, Dana reorganized some papers on the desk. At 8:18, Piers refilled a cup of coffee. At 8:19, Aria refilled a cup of coffee. At 8:20, he glanced at the clock. At 8:21, she stretched and looked out the window. At 8:22, he checked their email. At 8:23, he refilled a cup of coffee. At 8:24, he glanced at the clock. At 8:25, Aria checked their email. At 8:14, he refilled a cup of coffee. At 8:00, he moved the worn basket into the break room. At 8:01, Aria took the worn basket and placed it in the photo studio. At 8:02, Dana moved the worn basket into the east wing. At 8:03, Priya carried the worn basket to the rooftop terrace. At 8:04, she took the worn basket and placed it in the east wing. At 8:05, Piers brought the old basket over to the photo studio. At 8:06, Dana took the old basket and placed it in the print room. At 8:07, he carried the old basket to the break room.

Where does Piers believe the worn basket is? Answer with only the location name (or 'unknown' if they have no belief).

unknown

(no reasoning captured)