Record b7420005826e480397c3a4bed72c3d9d

At 8:00, Xiomara brought the old tablet over to the courtyard. At 8:00, Nadia happened to be watching. At 8:01, Roman brought the old tablet over to the observation deck. At 8:02, Xiomara took the worn basket and placed it in the observation deck. At 8:03, Nadia moved the worn basket into the server room. At 8:04, Roman took the worn basket and placed it in the library. At 8:05, she moved the worn basket into the observation deck. At 8:06, Xiomara brought the worn basket over to the server room. At 8:07, Roman moved the worn basket into the observation deck. At 8:08, he moved the worn basket into the library. At 8:09, he carried the worn basket to the server room. At 8:10, he brought the worn basket over to the library. At 8:11, Nadia took the worn basket and placed it in the server room. At 8:12, he moved the worn basket into the library. At 8:13, he moved the worn basket into the observation deck. At 8:14, Xiomara carried the worn basket to the courtyard. At 8:15, Nadia took the worn basket and placed it in the library. At 8:16, Roman carried the worn basket to the courtyard. At 8:17, she moved the worn basket into the library. At 8:18, she moved the worn basket into the observation deck. At 8:19, Xiomara took the worn basket and placed it in the library. At 8:20, she moved the worn basket into the server room. At 8:21, she moved the worn basket into the observation deck. At 8:22, Roman reorganized some papers on the desk. At 8:23, she refilled a cup of coffee. At 8:24, Nadia checked their email.

Where does Nadia believe the old tablet is? Answer with only the location name (or 'unknown' if they have no belief).

courtyard

(no reasoning captured)