What's Bulgaria's lane?
CREATE TABLE table_name_19 (lane INTEGER, nationality VARCHAR)
SELECT AVG(lane) FROM table_name_19 WHERE nationality = "bulgaria"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_19 (lane INTEGER, nationality VARCHAR) Question: What's Bulgaria's lane? [/INST] SELECT AVG(lane) FROM table_name_19 WHERE nationality = "bulgaria" </s>