Scene: scene0187_00 (source dataset: scannet)
Grounding level: part_level — Function or Appearance
Referring expression: Facing the wall behind the two armchairs, locate the backrest of the armchair in the left-hand side.
Ground-truth 3D box: width 0.31 m, length 0.7 m, height 0.41 m; center (-1.950000000000004, -1.59, 0.5900000000000003); rotation angle 0