I have the following sharepoint list:-

as shown it show an engineer name and the number of green and red points each engineer got.
so i want to build canvas inside power app which shows a column chart >> where the column chart should show 2 columns (Green & Red) for each engineer? is this possible.
Now i created a new canvas >> add a column chart >> define the following:-

But it did not work, where i am unable to show 2 columns for each user + i am unable to find the Engineer field which is of type People or Group that allow single selection.
what i am looking for is something as follow:-

Regards