user: Question: What is the total number of television channels when one of the radio stations is Onda Madrid?
Columns: ['Autonomous Community', 'Organization', 'Television Channels', 'Radio Stations', 'Foundation']
Types: ['text', 'text', 'text', 'text', 'real']
Sample row: ['Galicia', 'Compañía de Radio Televisión de Galicia (CRTVG)', 'TVG G2 TVG Europa TVG América', 'Radio Galega Radio Galega Música Son Galicia Radio', 1984.0]
SQL:

assistant: SELECT COUNT("Television Channels") FROM "Table" WHERE "Radio Stations" = 'Onda Madrid';