Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### 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"