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_27877656_7 (edition VARCHAR, outcome VARCHAR, score VARCHAR)

### Question ###
For score 6–2, 6–3 and outcome is loser mention all the edition.

### Accurate SQL ###

SELECT edition FROM table_27877656_7 WHERE outcome = "Loser" AND score = "6–2, 6–3"