Scene: 42899471 (source dataset: arkitscene_valid)
Grounding level: space_level — Trajectory Understanding
Referring expression: Walking down along the middle of the spiral staircase and reaching the living room floor, turn right and face the fireplace. Walk 3.5 meters forward and turn left. Walk another 1.9 meters forward and stop. Place a clothes rack measuring 0.4 meters in diameter, 1.5 meters in height centered at the current position.
Ground-truth 3D box: width 0.4 m, length 0.4 m, height 1.5 m; center (-1.81454556884201, 0.8489765183800597, 1.15618536927304); rotation angle 0