Step 1
Objects: Brown Boots, Wooden Shoe Rack

Step 2
General Objects: Brown Boots, Wooden Shoe Rack
Text in the Image: N/A
Objects that specifically refer to the Proper Noun of the Real World: N/A

Step 3
triplets: [Brown Boots, General Objects, are on top of, Wooden Shoe Rack, General Objects]

Step 4
(1) Node with max degree: Wooden Shoe Rack.
(2) Location of Wooden Shoe Rack: [Lower center of the canvas].
(3) Location of Brown Boots: [On top of the Wooden Shoe Rack, slightly towards the center].

Step 5
Bounding Boxes of the Objects:
Wooden Shoe Rack, General Objects: [0.200, 0.600, 0.800, 0.900] - Positioned in the lower center of the canvas.
Brown Boots, General Objects: [0.300, 0.500, 0.700, 0.600] - Positioned on top of the shoe rack, centered above it.

Step 6
{"Wooden Shoe Rack": {"phrase": "Wooden Shoe Rack","coordinates": [0.200, 0.600, 0.800, 0.900]},
 "Brown Boots": {"phrase": "Brown Boots","coordinates": [0.300, 0.500, 0.700, 0.600]}}