Step 1
Objects: 蚂蚁上树

Step 2
General Objects: N/A
Text in the Image: N/A
Objects that specifically refer to the Proper Noun of the Real World: 蚂蚁上树

Step 3
triplets: [蚂蚁上树, General Objects, are mixed with, Ground Pork, General Objects]

Step 4
(1) Node with max degree: 蚂蚁上树.
(2) Location of 蚂蚁上树: [Center of the canvas].
(3) Location of NULL:

Step 5
Bounding Boxes of the Objects:
蚂蚁上树, Objects that specifically refer to the Proper Noun of the Real World: [0.100, 0.200, 0.900, 0.800] - Central and large, covering most of the canvas.

Step 6
{
  "蚂蚁上树": {"phrase": "蚂蚁上树", "coordinates": [0.100, 0.200, 0.900, 0.800]}
}