Record 8e9c22fa31644a4697aed8cee55151a6

We need to parse the scenario. It's about beliefs? The question: "Where does Nadia believe the sturdy tablet is?" We have actions and movements. Need to infer Nadia's belief based on her knowledge. She sees some events? She is present for some actions. Let's list timeline:

8:00 David moved the sturdy tablet into the library. (Nadia not present? Not mentioned.)

8:01 Wyatt carried the sturdy tablet to the storage room. (Nadia not present.)

8:02 Nadia took the sturdy tablet and placed it in the atrium. So Nadia sees she takes it and puts it in atrium. So she knows it's now in atrium.

8:03 David carried the sturdy tablet to the cafeteria. Nadia not present? Not mentioned.

8:04 he carried the sturdy tablet to the rooftop terrace. Not present.

8:05 Nadia brought the sturdy tablet over to the west wing. So Nadia moves it from wherever she thinks it is? She must have known its location at that time. She previously placed it in atrium at 8:02. Then David moved it multiple times after that, but Nadia may not have observed those moves. At 8:03 David carried it to cafeteria; at 8:04 to rooftop terrace. If Nadia didn't see those, she would still believe it's in atrium. At 8:05 she "brought the sturdy tablet over to the west wing." That implies she thinks it's where she last saw it (atrium) and she moves it to west wing. So after 8:05, Nadia's belief is that the tablet is now in west wing.

Later events: 8:06 she brought the red wrench to courtyard (not relevant). 8:07 David took red wrench to library. 8:08 Wyatt reorganized papers. 8:09 refilled coffee. No further tablet moves.

Thus Nadia believes the sturdy tablet is in the west wing.

Answer: west wing.