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_7759 ( "Province of Silla" text, "Administrative district" text, "Pre-1009 province" text, "Post-1009 province" text, "Modern equivalent" text )

### Question ###
What kind of Modern equivalent has a Post-1009 province of gyeongsang -do, and a Administrative district of jinju -mok, and a Province of Silla of gangju?

### Accurate SQL ###

SELECT "Modern equivalent" FROM table_7759 WHERE "Post-1009 province" = 'gyeongsang -do' AND "Administrative district" = 'jinju -mok' AND "Province of Silla" = 'gangju'