Scene: scene0616_00 (source dataset: scannet)
Grounding level: part_level — Spatial Relationship
Referring expression: While sitting on the armchair near the fireplace, identify its right armrest.
Ground-truth 3D box: width 0.21 m, length 0.77 m, height 0.24 m; center (0.5800000000000001, -1.4, 0.4800000000000001); rotation angle 0