+------------------------------+
| src:build-essential (= 12.2) |
+------------------------------+
  '
  '
  v
+------------------------------+
|   g++:amd64 (= 4:6.1.1-1)    |
+------------------------------+
  |
  |
  v
+------------------------------+
|     src:acl (= 2.2.52-3)     |
+------------------------------+
