Scene: scene0304_00 (source dataset: scannet)
Grounding level: part_level — Spatial Relationship
Referring expression:  Facing the door, locate the two leftmost columns of mailboxes situated to the right of the door.
Ground-truth 3D box: width 0.3 m, length 1.16 m, height 1.56 m; center (-1.6, -0.6600000000000001, 0.99); rotation angle 5