Scene: scene0139_00 (source dataset: scannet)
Grounding level: object_level — Floor Area
Referring expression: Identify the supporting object with the largest surface area that is used for various tasks like placing items and studying.
Ground-truth 3D box: width 1.71 m, length 0.73 m, height 0.78 m; center (-0.28, 0.99, 0.31); rotation angle 0