public void TransformAndInsert(List <MeetingMetaData> meetingAttendances)
        {
            using (creo_dbEntities dbContext = new creo_dbEntities( ))
            {
                int i = 0;
                foreach (MeetingMetaData meetingAttendance in meetingAttendances)
                {
                    i++;
                    Console.WriteLine($"Processing {i} / {meetingAttendances.Count}");

                    // 1. Get or create organization
                    if (string.IsNullOrEmpty(meetingAttendance.Organisation))
                    {
                        Console.WriteLine("Ignoring line in file....");
                        continue;
                    }
                    Organisation org = new ConverterHelper( ).GetOrCreateOrganisation(dbContext, meetingAttendance.Organisation);

                    // 2. Get or create meeting
                    Meeting meeting = new ConverterHelper( ).GetOrCreateMeeting(dbContext, meetingAttendance.Meeting, meetingAttendance.Date.Date, org);

                    // 2. Get or create official
                    if (string.IsNullOrEmpty(meetingAttendance.Official))
                    {
                        continue;
                    }

                    Official official = new ConverterHelper( ).GetOrCreateOfficial(dbContext, meetingAttendance.Official, org);

                    Attendance att = new Attendance {
                        Meeting = meeting, Official = official
                    };
                    dbContext.Attendances.Add(att);
                    dbContext.SaveChanges( );
                }
            }
        }