Scene: scene0647_00 (source dataset: scannet)
Grounding level: space_level — Situation Understanding
Referring expression: Sitting on the chairs, place the black leather backpack that is 0.4 meters long, 0.45 meters wide, and 0.4 meters high at the center of the table closest to the sofa couch.
Ground-truth 3D box: width 0.4 m, length 0.45 m, height 0.4 m; center (1.4, 2.53, 0.93); rotation angle 2