Scene: scene0647_00 (source dataset: scannet)
Grounding level: object_level — Floor Area
Referring expression: What is the object that covers an area over 4 square meters on the floor?
Ground-truth 3D box: width 1.6 m, length 2.52 m, height 0.86 m; center (-0.65, -0.28, 0.44); rotation angle 0