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_name_51 (jury VARCHAR, singer VARCHAR)

### Question ###
Kostas Bigalis & Mirella Fragkopoulou the singer had what has the jury?

### Accurate SQL ###

SELECT jury FROM table_name_51 WHERE singer = "kostas bigalis & mirella fragkopoulou"