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"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_72 (start_source VARCHAR, ended VARCHAR) Question: What was the start source that ended on 4 May? [/INST] SELECT start_source FROM table_name_72 WHERE ended = "4 may" </s>