Step 1
Objects: Orange Sign, Text 'Left lane closed'

Step 2
General Objects: Orange Sign
Text in the Image: Text 'Left lane closed'
Objects that specifically refer to the Proper Noun of the Real World: N/A

Step 3
triplets: [Orange Sign, General Objects, displays, Text 'Left lane closed', Text in the Image]

Step 4
(1) Node with max degree: Orange Sign.
(2) Location of Orange Sign: [Center of the canvas].
(3) Location of Text 'Left lane closed': [Centered within the Orange Sign].

Step 5
Bounding Boxes of the Objects:
Orange Sign, General Objects: [0.100, 0.200, 0.900, 0.800] - The sign occupies a central position in the image, not covering the entire canvas but significant enough to be prominent.
Text 'Left lane closed', Text in the Image: [0.300, 0.400, 0.700, 0.600] - The text is centered within the orange sign, clearly visible and readable.

Step 6
{
  "Orange Sign": {
    "phrase": "Orange Sign",
    "coordinates": [0.100, 0.200, 0.900, 0.800]
  },
  "Left lane closed": {
    "phrase": "Text 'Left lane closed'",
    "coordinates": [0.300, 0.400, 0.700, 0.600]
  }
}