Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_69663 ( "Round" real, "Date" text, "Grand Prix" text, "Circuit" text, "125cc winner" text, "250cc winner" text, "MotoGP winner" text, "Report" text )

### Question ###
Name the 125cc winner with circuit of estoril

### Accurate SQL ###

SELECT "125cc winner" FROM table_69663 WHERE "Circuit" = 'estoril'