English
| Name | VAN DER LAAN |
| First Name | Siem |
| Gender | M. |
| Category | Masters 1 (1978) |
| Nationality |  |
| Club / Team | |
| Competitor number | 792 |
| Race | 20 km - 10 km |
| Hour of passage | Sun 07/10/2018 12:42:11 |
| Time of race | 02:42:11 - 7,399 km/h |
| Ranking | 239 |
