user: Question: Which Away team has an Away team score of 15.13 (103)?
Columns: ['Home team', 'Home team score', 'Away team', 'Away team score', 'Venue', 'Crowd', 'Date']
Types: ['text', 'text', 'text', 'text', 'text', 'real', 'text']
Sample row: ['Hawthorn', '7.9 (51)', 'St Kilda', '8.15 (63)', 'Glenferrie Oval', 10000.0, '15 July 1933']
SQL:

assistant: SELECT "Away team" FROM "Table" WHERE "Away team score" = '15.13 (103)';