Step 1
Objects: Open Box, Four Cucumbers

Step 2
General Objects: Open Box, Four Cucumbers
Text in the Image: N/A
Objects that specifically refer to the Proper Noun of the Real World: N/A

Step 3
triplets: [Open Box, General Objects, contains, Four Cucumbers, General Objects]

Step 4
(1) Node with max degree: Open Box.
(2) Location of Open Box: [Center of the canvas].
(3) Location of Four Cucumbers: Distributed inside the Open Box.

Step 5
Bounding Boxes of the Objects:
Open Box, General Objects: [0.200, 0.300, 0.800, 0.700] - The box is centrally located in the image.
Cucumber1, General Objects: [0.250, 0.350, 0.350, 0.450] - First cucumber inside the box.
Cucumber2, General Objects: [0.400, 0.350, 0.500, 0.450] - Second cucumber inside the box.
Cucumber3, General Objects: [0.550, 0.350, 0.650, 0.450] - Third cucumber inside the box.
Cucumber4, General Objects: [0.700, 0.350, 0.800, 0.450] - Fourth cucumber inside the box.

Step 6
{
  "Open Box": {"phrase": "Open Box", "coordinates": [0.200, 0.300, 0.800, 0.700]},
  "Cucumber1": {"phrase": "Cucumber", "coordinates": [0.250, 0.350, 0.350, 0.450]},
  "Cucumber2": {"phrase": "Cucumber", "coordinates": [0.400, 0.350, 0.500, 0.450]},
  "Cucumber3": {"phrase": "Cucumber", "coordinates": [0.550, 0.350, 0.650, 0.450]},
  "Cucumber4": {"phrase": "Cucumber", "coordinates": [0.700, 0.350, 0.800, 0.450]}
}