What is the start source of the irl country, which ended on 13 April?
CREATE TABLE table_name_7 (start_source VARCHAR, country VARCHAR, ended VARCHAR)
SELECT start_source FROM table_name_7 WHERE country = "irl" AND ended = "13 april"
### Context: CREATE TABLE table_name_7 (start_source VARCHAR, country VARCHAR, ended VARCHAR) ### Question: What is the start source of the irl country, which ended on 13 April? ### Answer: SELECT start_source FROM table_name_7 WHERE country = "irl" AND ended = "13 april"