Record 5ccc2a2807034959a4bfc5c95fc6be2a

We need to infer where Tamsin believes the blue box is, based on observations. Tamsin sees movements of the blue box at various times. At each time, Tamsin is nearby and sees where the box is placed. At 8:00, Tamsin took the blue box and placed it in the workshop. So initially Tamsin knows it's in workshop. Then at 8:01, Rosa brings the blue box to library; Tamsin sees this happen. So Tamsin sees Rosa moving it from workshop? Actually Tamsin placed it in workshop at 8:00, then at 8:01 Rosa brings the blue box over to the library. Tamsin sees this happen, so Tamsin now believes it's in library. At 8:02, Iris takes the blue box and places it in security office; Tamsin notices from across the room, so Tamsin believes it's now in security office. At 8:03, Rosa carries the blue box to front office; Tamsin sees, so believes it's in front office. At 8:04, Rosa moves the blue box into north stairwell; Tamsin watching, so believes it's in north stairwell. At 8:05, Iris takes the blue box and places it in courtyard; Tamsin sees, so believes it's in courtyard. At 8:06, Rosa moves the blue box into supply closet; Tamsin watching, so believes it's in supply closet. At 8:07, Rosa brings the blue box over to security office; Tamsin notices, so believes it's in security office. At 8:08, Rosa brings the blue box over to supply closet; Tamsin watching, so believes it's in supply closet. At 8:09, Rosa moved the blue box into workshop; Tamsin watching, so believes it's in workshop. At 8:10 onward, Tamsin checks email, no further observations of blue box. So at 8:10, Tamsin's last observation is that the box was moved into workshop at 8:09. So Tamsin believes it's in workshop at that point. However, after 8:10, there is no further observation. So Tamsin's belief is that the blue box is in workshop. Unless there is any later movement not observed. The question: "Where does Tamsin believe the blue box is? Answer with only the location name (or 'unknown' if they have no belief)." So we need to output the location name that Tamsin believes the blue box is in, based on the information given. The last observed location is workshop at 8:09. So Tamsin believes it's in workshop. So answer: workshop.