# dictionary of dictionaries
# employees = id->employee record
employees = { 102: {"first_name": "Jane",
                    "family_name": "Smith",
                    "department": 101},
              114: {"first_name": "Arthur",
                    "family_name": "Dent",
                    "department": 42},
              253: {"first_name": "Ford",
                    "family_name": "Prefect",
                    "department": 999}
              }

print employees[114]
print employees[253]["family_name"]