Adding a tree section in graphs

[architO21]

Is your feature request related to a problem? Please describe.
A tree is a special type of a graph which has characteristics like diamter, height and most importantly LCA I would like to add these features

Describe the solution you'd like to add
A clear and concise description of what you want to happen.

Additional context
Add any other context or screenshots about the feature request here.

[shhossain]

okay.