Scene: 38770cb0-86d7-27b8-8466-1782505891fd (source dataset: 3RScan)
Grounding level: space_level — Size Understanding
Referring expression: Facing the showcase closest to the gate, add a shelf on the floor to the right of the showcase, measuring 0.55 meters in length, 0.4 meters in width, and with a height equal to half of the showcase. The shelf should be placed tightly against the showcase and wall, effectively increasing display capacity.
Ground-truth 3D box: width 0.4 m, length 0.55 m, height 0.72 m; center (-2.13433521702127, 0.9786707774525899, 2.01718538550225); rotation angle 0