Competitions
J. Blankenstein
| Name | John |
| Family | Blankenstein |
| Nationality |  Netherlands |
| Birth date | 12.02.1949 (age 75) |
| Country of birth | Netherlands |
| City of birth | De Bilt |
Latest Games
| Name | John |
| Family | Blankenstein |
| Nationality | Netherlands |
| Birth date | 12.02.1949 (age 75) |
| Country of birth | Netherlands |
| City of birth | De Bilt |
