Scene: scene0689_00 (source dataset: scannet)
Grounding level: space_level — Situation Understanding
Referring expression: Imagine entering the room through the sliding glass door, with a 0.8m x 0.6m welcome mat, 0.01 meters thick, placed directly on the floor in front of the door, snug against the door and leaning against the wall, making everyone who walks in feel welcomed.
Ground-truth 3D box: width 0.6 m, length 0.8 m, height 0.01 m; center (1.1, 2, 0.1); rotation angle 0