Please list all competitors' names who participated in 1936 Summer.
competitors' names refer to full_name; in 1936 Summer refers to games_name = '1936 Summer';
SELECT T3.full_name FROM games AS T1 INNER JOIN games_competitor AS T2 ON T1.id = T2.games_id INNER JOIN person AS T3 ON T2.person_id = T3.id WHERE T1.games_name = '1936 Summer'