Confusion regarding output and options

[Muzatheking12]

It would be great if there is an

1. explanation of the json file it's outputting. The reaction has 2 smiles with >> symbol. What is it indiacting and how it's associated with children
2. What is is_solved true and false means
3. Number of steps sometimes is confusing . Showing 6 steps when precursor is 4 .
   It would be great to know about all this and there is several routes and json file does not contain whole routes