user: Question: Which of Real Betis career had appearances smaller than 98, nationality of Spain, and goals greater than 15?
Columns: ['Nationality', 'Position', 'Real Betis career', 'Appearances', 'Goals']
Types: ['text', 'text', 'text', 'real', 'real']
Sample row: ['Argentina', 'Striker', '1959–1961', 47.0, 18.0]
SQL:

assistant: SELECT "Real Betis career" FROM "Table" WHERE "Appearances" < 98.0 AND "Nationality" = 'Spain' AND "Goals" > 15.0;