Step 1
Objects: White Lamp, Black Nightstand

Step 2
General Objects: White Lamp, Black Nightstand
Text in the Image: N/A
Objects that specifically refer to the Proper Noun of the Real World: N/A

Step 3
triplets: [White Lamp, General Objects, is on the left of, Black Nightstand, General Objects]

Step 4
(1) Node with max degree: Black Nightstand. (2) Location of Black Nightstand: [Center-right of the canvas]. (3) Location of White Lamp: [Left of the Black Nightstand, towards the center-left of the canvas].

Step 5
Bounding Boxes of the Objects:
Black Nightstand, General Objects: [0.550, 0.300, 0.850, 0.700] - Positioned towards the center-right of the canvas.
White Lamp, General Objects: [0.350, 0.250, 0.650, 0.650] - Positioned to the left of the nightstand, towards the center-left of the canvas.

Step 6
{"Black Nightstand": {"phrase": "Black Nightstand","coordinates": [0.550, 0.300, 0.850, 0.700]},"White Lamp": {"phrase": "White Lamp","coordinates": [0.350, 0.250, 0.650, 0.650]}}