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_10583 ( "Name" text, "City" text, "Height feet/m" text, "Year" real, "Period" text, "Surpassed by" text )

### Question ###
I need the surpassed for years before 1925 and period of 6 years

### Accurate SQL ###

SELECT "Surpassed by" FROM table_10583 WHERE "Year" < '1925' AND "Period" = '6 years'