Scene: 47331971 (source dataset: arkitscene_valid)
Grounding level: object_level — Dimensionality
Referring expression: Identify the sofa which is about 2.5 meters in length.
Ground-truth 3D box: width 2.49 m, length 1.13 m, height 0.82 m; center (0.8799999999999999, -0.4100000000000001, 1.14); rotation angle 0