Each ADDRESS
| must be located within one and only one COUNTRY | |
| must be located at one and only one POSTCODE | |
| may be the location for one or more ACTIVITY | |
| may be contacted via one or more COMMUNICATION CONTACT METHOD |
| must be located within one and only one COUNTRY | |
| must be located at one and only one POSTCODE | |
| may be the location for one or more ACTIVITY | |
| may be contacted via one or more COMMUNICATION CONTACT METHOD |