,------------------+--------+--------+----------.
| Task             | Start  | End    | Duration |
+------------------+--------+--------+----------+
| Prototype design | Apr 9  | Apr 24 | 16 days  |
+------------------+--------+--------+----------+
| Test prototype   | Apr 25 | May 2  | 8 days   |
`------------------+--------+--------+----------'