CREATE TABLE table_23235767_4 (opponent_in_the_final VARCHAR(255), score_in_the_final VARCHAR(255))
Name the total number of opponent in the final for 6–2, 6–1, 6–3
    
SQL: SELECT COUNT(opponent_in_the_final) FROM table_23235767_4 WHERE score_in_the_final = "6–2, 6–1, 6–3"