Scene: 1d23402c-e280-2b1a-8e31-9a88c9c1fb91 (source dataset: 3RScan)
Grounding level: space_level — Size Understanding
Referring expression: Facing the armchair, place a small book rack against the wall to the right of the armchair. The book rack's size should be half the length and width of the armchair, with other dimensions unchanged.
Ground-truth 3D box: width 0.53 m, length 0.57 m, height 0.89 m; center (1.51, 1.21, 0.54); rotation angle 0