Scene: scene0645_00 (source dataset: scannet)
Grounding level: part_level — Function or Appearance
Referring expression: Identify the lampshade of the lamp that is positioned on the nightstand.
Ground-truth 3D box: width 0.46 m, length 0.32 m, height 0.3 m; center (-3.15, 0.4, 1.23); rotation angle 0