diff --git a/data_migration/data_dump.py b/data_migration/data_dump.py
index 8de90d1..1039e94 100644
--- a/data_migration/data_dump.py
+++ b/data_migration/data_dump.py
@@ -105,14 +105,18 @@ def to_school_year(year, competition):
 def transform_semester(semester):
     return {
         'id': semester['id'],
-        'season_code': semester['number']-1,
-        'competition': COMPETITION_ID_MAPPING[semester['competition_id']],
         'year': semester['year'],
         'school_year': to_school_year(
             semester['year'],
             COMPETITION_ID_MAPPING[semester['competition_id']]),
+        'season_code': semester['number']-1,
         'start': localize(semester['start']),
-        'end': localize(semester['end'])
+        'end': localize(semester['end']),
+        'location': None,
+        'additional_name': None,
+        'competition_id': COMPETITION_ID_MAPPING[semester['competition_id']],
+        'registration_link_id': None
+
     }
 
 
@@ -120,8 +124,11 @@ def transform_problem(problem):
     return {
         'id': problem['id'],
         'text': re.sub(r'\s+<li>', '<li>', problem['text']),
+        'order': problem['position']+1,
+        'image': None,
+        'solution_pdf': None,
         'series_id': problem['series_id'],
-        'order': problem['position']+1
+
     }
 
 
@@ -136,11 +143,11 @@ def transform_series(series, results):
 
     return {
         'id': series['id'],
-        'semester_id': series['season_id'],
         'order': series['number'],
         'deadline': localize(series['submission_deadline']),
         'sum_method': SUM_METHOD_DICT[series['sum_method']],
-        'frozen_results': get_relevant_series_results(results, series['season_id'], series['number'])
+        'frozen_results': get_relevant_series_results(results, series['season_id'], series['number']),
+        'semester_id': series['season_id']
     }
 
 
diff --git a/data_migration/semester_imported.csv b/data_migration/semester_imported.csv
deleted file mode 100644
index 23b5d26..0000000
--- a/data_migration/semester_imported.csv
+++ /dev/null
@@ -1,71 +0,0 @@
-id,year,school_year,season_code,start,end,location,additional_name,competition_id,registration_link_id
-3,39,2015/2016,0,2014-08-31 22:00:00+02,2014-12-30 23:00:00+01,,,0,
-4,32,2008/2009,0,2007-08-31 22:00:00+02,2007-11-30 23:00:00+01,,,0,
-5,32,2008/2009,1,2008-02-29 23:00:00+01,2008-06-30 22:00:00+02,,,0,
-6,33,2009/2010,0,2008-08-31 22:00:00+02,2008-11-30 23:00:00+01,,,0,
-7,33,2009/2010,1,2009-02-28 23:00:00+01,2009-06-30 22:00:00+02,,,0,
-8,34,2010/2011,0,2009-08-31 22:00:00+02,2009-11-30 23:00:00+01,,,0,
-9,34,2010/2011,1,2010-02-28 23:00:00+01,2010-06-30 22:00:00+02,,,0,
-10,35,2011/2012,0,2010-08-31 22:00:00+02,2010-11-30 23:00:00+01,,,0,
-11,35,2011/2012,1,2011-02-28 23:00:00+01,2011-06-30 22:00:00+02,,,0,
-12,36,2012/2013,0,2011-08-31 22:00:00+02,2011-11-30 23:00:00+01,,,0,
-13,36,2012/2013,1,2012-02-29 23:00:00+01,2012-06-30 22:00:00+02,,,0,
-14,37,2013/2014,0,2012-08-31 22:00:00+02,2012-11-30 23:00:00+01,,,0,
-15,37,2013/2014,1,2013-02-28 23:00:00+01,2013-06-30 22:00:00+02,,,0,
-16,38,2014/2015,0,2013-08-31 22:00:00+02,2013-11-30 23:00:00+01,,,0,
-17,38,2014/2015,1,2014-02-28 23:00:00+01,2014-06-30 22:00:00+02,,,0,
-18,39,2015/2016,1,2015-02-28 23:00:00+01,2015-06-30 22:00:00+02,,,0,
-19,25,2016/2017,0,2015-08-31 22:00:00+02,2015-12-31 23:00:00+01,,,2,
-20,40,2016/2017,0,2015-08-31 22:00:00+02,2015-12-31 22:59:00+01,,,0,
-21,29,2016/2017,0,2015-08-31 22:00:00+02,2015-12-30 23:00:00+01,,,1,
-22,29,2016/2017,1,2016-01-31 23:00:00+01,2016-06-29 22:00:00+02,,,1,
-23,25,2016/2017,1,2016-01-31 23:00:00+01,2016-06-29 22:00:00+02,,,2,
-24,40,2016/2017,1,2016-01-31 23:00:00+01,2016-06-29 22:00:00+02,,,0,
-25,41,2017/2018,0,2016-08-31 22:00:00+02,2017-01-31 22:59:00+01,,,0,
-26,30,2017/2018,0,2016-08-31 22:00:00+02,2016-12-30 23:00:00+01,,,1,
-27,26,2017/2018,0,2016-08-31 22:00:00+02,2016-12-30 23:00:00+01,,,2,
-28,26,2017/2018,1,2017-01-31 23:00:00+01,2017-06-29 22:00:00+02,,,2,
-29,30,2017/2018,1,2017-01-31 23:00:00+01,2017-06-29 22:00:00+02,,,1,
-30,41,2017/2018,1,2017-01-31 23:00:00+01,2017-06-30 21:59:00+02,,,0,
-31,31,2018/2019,0,2017-09-17 22:00:00+02,2017-12-30 23:00:00+01,,,1,
-32,27,2018/2019,0,2017-09-17 22:00:00+02,2017-12-30 23:00:00+01,,,2,
-33,42,2018/2019,0,2017-09-17 22:00:00+02,2018-01-31 22:59:00+01,,,0,
-34,42,2018/2019,1,2018-02-17 23:00:00+01,2018-06-30 21:59:00+02,,,0,
-35,31,2018/2019,1,2018-02-21 23:00:00+01,2018-06-29 22:00:00+02,,,1,
-36,27,2018/2019,1,2018-02-22 23:00:00+01,2018-06-29 22:00:00+02,,,2,
-37,32,2019/2020,0,2018-08-31 22:00:00+02,2018-12-31 22:59:00+01,,,1,
-38,28,2019/2020,0,2018-08-31 22:00:00+02,2018-12-31 22:59:00+01,,,2,
-39,43,2019/2020,0,2018-09-12 22:00:00+02,2019-01-31 22:59:00+01,,,0,
-40,32,2019/2020,1,2019-02-25 23:00:00+01,2019-06-29 22:00:00+02,,,1,
-41,28,2019/2020,1,2019-02-27 23:00:00+01,2019-06-30 21:59:00+02,,,2,
-42,43,2019/2020,1,2019-01-31 23:00:00+01,2019-06-30 21:59:00+02,,,0,
-43,29,2020/2021,0,2019-09-01 10:00:00+02,2020-01-31 11:00:00+01,,,2,
-44,33,2020/2021,0,2019-08-31 22:00:00+02,2019-12-30 23:00:00+01,,,1,
-45,44,2020/2021,0,2019-08-31 22:00:00+02,2020-01-31 22:59:00+01,,,0,
-46,33,2020/2021,1,2020-02-23 08:00:00+01,2020-06-29 22:00:00+02,,,1,
-47,44,2020/2021,1,2020-01-31 23:00:00+01,2020-06-29 22:00:00+02,,,0,
-48,29,2020/2021,1,2020-02-25 08:00:00+01,2020-06-29 22:00:00+02,,,2,
-49,34,2021/2022,0,2020-08-31 22:00:00+02,2020-12-30 23:00:00+01,,,1,
-50,30,2021/2022,0,2020-08-31 22:00:00+02,2020-12-30 23:00:00+01,,,2,
-51,45,2021/2022,0,2020-08-31 22:00:00+02,2021-01-31 22:59:00+01,,,0,
-52,30,2021/2022,1,2021-01-24 23:00:00+01,2021-06-29 22:00:00+02,,,2,
-54,34,2021/2022,1,2021-01-24 23:00:00+01,2021-06-29 22:00:00+02,,,1,
-55,45,2021/2022,1,2021-01-31 23:00:00+01,2021-06-30 21:59:59+02,,,0,
-56,46,2022/2023,0,2021-08-31 22:00:00+02,2022-01-31 22:59:00+01,,,0,
-57,31,2022/2023,0,2021-08-31 22:00:00+02,2021-12-30 23:00:00+01,,,2,
-58,35,2022/2023,0,2021-08-31 22:00:00+02,2021-12-30 23:00:00+01,,,1,
-59,46,2022/2023,1,2022-01-21 23:00:00+01,2022-06-30 21:59:59+02,,,0,
-60,31,2022/2023,1,2022-01-31 23:00:00+01,2022-06-10 22:00:00+02,,,2,
-61,35,2022/2023,1,2022-01-31 23:00:00+01,2022-06-29 22:00:00+02,,,1,
-62,47,2023/2024,0,2022-08-31 22:00:00+02,2023-01-31 22:59:00+01,,,0,
-63,36,2023/2024,0,2022-08-31 22:00:00+02,2022-12-30 23:00:00+01,,,1,
-64,32,2023/2024,0,2022-08-31 22:00:00+02,2022-12-30 23:00:00+01,,,2,
-65,32,2023/2024,1,2023-01-22 23:00:00+01,2023-07-30 22:00:00+02,,,2,
-66,36,2023/2024,1,2023-01-31 23:00:00+01,2023-07-30 22:00:00+02,,,1,
-67,47,2023/2024,1,2023-02-08 23:00:00+01,2023-07-08 21:59:59+02,,,0,
-68,33,2024/2025,0,2023-08-31 22:00:00+02,2023-12-30 23:00:00+01,,,2,
-69,37,2024/2025,0,2023-08-31 22:00:00+02,2023-12-30 23:00:00+01,,,1,
-70,48,2024/2025,0,2023-08-31 22:00:00+02,2024-01-31 22:59:00+01,,,0,
-71,33,2024/2025,1,2023-12-31 23:00:00+01,2024-06-29 22:00:00+02,,,2,
-72,37,2024/2025,1,2023-12-31 23:00:00+01,2024-06-29 22:00:00+02,,,1,
-73,48,2024/2025,1,2024-02-11 23:00:00+01,2024-06-29 22:00:00+02,,,0,