Step 1
Objects: Three yellow watermelons, a green chick, fresh green grass

Step 2
General Objects: Three yellow watermelons, a green chick, fresh green grass
Text in the Image: N/A
Objects that specifically refer to the Proper Noun of the Real World: N/A

Step 3
triplets: 
[Three yellow watermelons, General Objects, are next to, a green chick, General Objects]
[a green chick, General Objects, is next to, Three yellow watermelons, General Objects]
[Three yellow watermelons, General Objects, are on, fresh green grass, General Objects]
[a green chick, General Objects, is on, fresh green grass, General Objects]
[fresh green grass, General Objects, is under, Three yellow watermelons, General Objects]
[fresh green grass, General Objects, is under, a green chick, General Objects]

Step 4
(1) Node with max degree: fresh green grass. 
(2) Location of fresh green grass: [Spanning the entire lower part of the canvas].
(3) Location of Three yellow watermelons, a green chick: 
Three yellow watermelons: [Lower center of the canvas, slightly spread out horizontally];
a green chick: [Lower center, slightly to the right of the center watermelon].

Step 5
Bounding Boxes of the Objects:
Three yellow watermelons, General Objects: 
Watermelon 1: [0.200, 0.600, 0.400, 0.900]
Watermelon 2: [0.400, 0.600, 0.600, 0.900]
Watermelon 3: [0.600, 0.600, 0.800, 0.900]
a green chick, General Objects: [0.550, 0.600, 0.650, 0.700]
fresh green grass, General Objects: [0.000, 0.500, 1.000, 1.000]

Step 6
{
  "Watermelon1": {"phrase": "yellow watermelon", "coordinates": [0.200, 0.600, 0.400, 0.900]},
  "Watermelon2": {"phrase": "yellow watermelon", "coordinates": [0.400, 0.600, 0.600, 0.900]},
  "Watermelon3": {"phrase": "yellow watermelon", "coordinates": [0.600, 0.600, 0.800, 0.900]},
  "Green Chick": {"phrase": "a green chick", "coordinates": [0.550, 0.600, 0.650, 0.700]},
  "Fresh Green Grass": {"phrase": "fresh green grass", "coordinates": [0.000, 0.500, 1.000, 1.000]}
}