Step 1
Objects: Bathroom, Sink, Tub, Shower, Flower Basket, Wall

Step 2
General Objects: Bathroom, Sink, Tub, Shower, Flower Basket, Wall
Text in the Image: N/A
Objects that specifically refer to the Proper Noun of the Real World: N/A

Step 3
triplets: [Flower Basket, General Objects, is hanging on, Wall, General Objects]
[Tub, General Objects, is in, Bathroom, General Objects]
[Shower, General Objects, is in, Bathroom, General Objects]
[Sink, General Objects, is in, Bathroom, General Objects]
[Wall, General Objects, is part of, Bathroom, General Objects]

Step 4
(1) Node with max degree: Bathroom.
(2) Location of Bathroom: [Spanning the entire canvas as the background].
(3) Location of Sink, Tub, Shower, Flower Basket, Wall: 
Sink: [Towards the left side of the Bathroom].
Tub: [Center-left part of the Bathroom].
Shower: [Center-right part of the Bathroom].
Flower Basket: [Hanging on the Wall, towards the upper center of the Bathroom].
Wall: [Background, covering the entire rear part of the Bathroom].

Step 5
Bounding Boxes of the Objects:
Bathroom, General Objects: [0.000, 0.000, 1.000, 1.000] - The bathroom spans the entire canvas.
Sink, General Objects: [0.100, 0.400, 0.300, 0.800] - Positioned towards the left side.
Tub, General Objects: [0.250, 0.400, 0.450, 0.800] - Positioned in the center-left.
Shower, General Objects: [0.550, 0.400, 0.750, 0.800] - Positioned in the center-right.
Flower Basket, General Objects: [0.450, 0.100, 0.550, 0.300] - Hanging on the wall towards the upper center.
Wall, General Objects: [0.000, 0.000, 1.000, 1.000] - As the background, it covers the entire rear part.

Step 6
{
  "Bathroom": {"phrase": "Bathroom","coordinates": [0.000, 0.000, 1.000, 1.000]},
  "Sink": {"phrase": "Sink","coordinates": [0.100, 0.400, 0.300, 0.800]},
  "Tub": {"phrase": "Tub","coordinates": [0.250, 0.400, 0.450, 0.800]},
  "Shower": {"phrase": "Shower","coordinates": [0.550, 0.400, 0.750, 0.800]},
  "Flower Basket": {"phrase": "Flower Basket","coordinates": [0.450, 0.100, 0.550, 0.300]},
  "Wall": {"phrase": "Wall","coordinates": [0.000, 0.000, 1.000, 1.000]}
}