diff --git a/personal_data/csv_import.py b/personal_data/csv_import.py
index 5416275..0ef6435 100644
--- a/personal_data/csv_import.py
+++ b/personal_data/csv_import.py
@@ -36,6 +36,15 @@ def try_value(fn: Callable[[str], T], s: str) -> T | None:
         return None
 
 
+def parse_timedelta(text: str) -> datetime.timedelta:
+    if t := try_value(lambda t: datetime.datetime.strptime(t, '%H:%M:%S.%f'), text):
+        return datetime.timedelta(hours=t.hour, minutes=t.minute, seconds=t.second)
+    elif t := try_value(lambda t: datetime.datetime.strptime(t, '%H:%M:%S'), text):
+        return datetime.timedelta(hours=t.hour, minutes=t.minute, seconds=t.second)
+    else:
+        return None
+
+
 def csv_str_to_value(
     s: str,
 ) -> (
@@ -60,6 +69,8 @@ def csv_str_to_value(
         return v_date
     if (v_datetime := try_value(datetime.datetime.fromisoformat, s)) is not None:
         return v_datetime
+    if (v_timedelta := parse_timedelta(s)) is not None:
+        return v_timedelta
     if s.startswith(('http://', 'https://')):
         return urllib.parse.urlparse(s)
     if s.lower() == 'false':
@@ -103,13 +114,21 @@ class PossibleKeys:
     misc: list[str]
 
 
+def is_duration_key(k,v):
+    if isinstance(v, Decimal) and 'duration_seconds' in k:
+        return True
+    if isinstance(v, datetime.timedelta) and 'duration' in k:
+        return True
+    return False
+
+
 def determine_possible_keys(event_data: dict[str, Any]) -> PossibleKeys:
     # Select data
     time_keys = [k for k, v in event_data.items() if isinstance(v, datetime.date)]
     duration_keys = [
         k
         for k, v in event_data.items()
-        if isinstance(v, Decimal) and 'duration_seconds' in k
+        if is_duration_key(k,v)
     ]
     name_keys = [k for k, v in event_data.items() if isinstance(v, str)]
     image_keys = [
@@ -152,12 +171,16 @@ def start_end(
 
     if keys.time_start and keys.duration:
         start = sample[keys.time_start[0]]
-        duration = datetime.timedelta(seconds=float(sample[keys.duration[0]]))
+        duration = sample[keys.duration[0]]
+        if not isinstance(duration, datetime.timedelta):
+            duration = datetime.timedelta(seconds=float(duration))
         return (start, start + duration)
 
     if keys.time_end and keys.duration:
         end = sample[keys.time_end[0]]
-        duration = datetime.timedelta(seconds=float(sample[keys.duration[0]]))
+        duration = sample[keys.duration[0]]
+        if not isinstance(duration, datetime.timedelta):
+            duration = datetime.timedelta(seconds=float(duration))
         return (end - duration, end)
 
     if keys.time_start:
diff --git a/personal_data/fetchers/stepmania.py b/personal_data/fetchers/stepmania.py
index 31e254b..2719065 100644
--- a/personal_data/fetchers/stepmania.py
+++ b/personal_data/fetchers/stepmania.py
@@ -34,6 +34,7 @@ class Stepmania(Scraper):
 
         # Derp
         for score in soup.select('SongScores Song HighScoreList HighScore'):
+            print(score.parent.parent)
             song = score.parent.parent.parent
             song_path = Path(song ['Dir'].removesuffix('/'))
 
@@ -51,12 +52,13 @@ class Stepmania(Scraper):
                     'song.name': song_path.stem,
                     'song.pack': song_path.parent.stem,
                     'song.difficulty': score.parent.parent['Difficulty'],
+                    'song.grade': score.select_one('Grade').get_text(),
                     'play.start': play_start,
                     'play.duration': datetime.timedelta(seconds=play_seconds),
-                    'score.score:': float(score.select_one('PercentDP').get_text()),
-                    'score.w1:': int(score.select_one('W1').get_text()),
-                    'score.w2:': int(score.select_one('W2').get_text()),
-                    'score.w3:': int(score.select_one('W3').get_text()),
+                    'score.score': float(score.select_one('PercentDP').get_text()),
+                    'score.w1': int(score.select_one('W1').get_text()),
+                    'score.w2': int(score.select_one('W2').get_text()),
+                    'score.w3': int(score.select_one('W3').get_text()),
                     'score.w4': int(score.select_one('W4').get_text()),
                     'score.w5': int(score.select_one('W5').get_text()),
                     'score.miss': int(score.select_one('Miss').get_text()),