Scene: scene0081_00 (source dataset: scannet)
Grounding level: object_level — Dimensionality
Referring expression: Identify the couch that has a length around 0.9 meters.
Ground-truth 3D box: width 0.88 m, length 0.72 m, height 1 m; center (-1.11, -1.67, 0.62); rotation angle 170