+--------------------------------------------------------------------------------------------------------------------------------+
| detailed solution                                                                                                              |
+---------+----------------------+-----------------------+-----------------+-----------------+-----------------+-----------------+
| route   | vehicle              | activity              | job             | arrTime         | endTime         | costs           |
+---------+----------------------+-----------------------+-----------------+-----------------+-----------------+-----------------+
| 1       | 1                    | start                 | -               | undef           | 0               | 0               |
| 1       | 1                    | service               | 2               | 20              | 30              | 10              |
| 1       | 1                    | service               | 1               | 50              | 60              | 20              |
| 1       | 1                    | end                   | -               | 80              | undef           | 30              |
+--------------------------------------------------------------------------------------------------------------------------------+