I was able to complete this task.
The path I took to the open a file was: gedit → filename → 1st <no name> → 1st <no name> → 1st <no name> → 1st <no name> → File → Open - Take Action → Open File → 1st <no name> → 1st <no name> → 1st <no name> → 1st <no name> → 3rd <no name> → 2nd <no name> → 1st <no name> → 1st <no name> → Files → <no name> → filename - Grab focus - Take Action