What was the start source that ended on 4 May?
CREATE TABLE table_name_72 (start_source VARCHAR, ended VARCHAR)
SELECT start_source FROM table_name_72 WHERE ended = "4 may"
### Context: CREATE TABLE table_name_72 (start_source VARCHAR, ended VARCHAR) ### Question: What was the start source that ended on 4 May? ### Answer: SELECT start_source FROM table_name_72 WHERE ended = "4 may"