user: Question: What is the sum of goals against for positions higher than 14, with fewer than 30 played?
Columns: ['Position', 'Club', 'Played', 'Points', 'Wins', 'Draws', 'Losses', 'Goals for', 'Goals against', 'Goal Difference']
Types: ['real', 'text', 'real', 'real', 'real', 'real', 'real', 'real', 'real', 'real']
Sample row: [1.0, 'RCD Mallorca', 30.0, 42.0, 18.0, 6.0, 6.0, 37.0, 23.0, 14.0]
SQL:

assistant: SELECT SUM("Goals against") FROM "Table" WHERE "Position" > 14.0 AND "Played" < 30.0;