How many fatalities occurred for an unknown tail number?
CREATE TABLE table_name_60 (fatalities VARCHAR, tail_number VARCHAR)
SELECT fatalities FROM table_name_60 WHERE tail_number = "unknown"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_60 (fatalities VARCHAR, tail_number VARCHAR) Question: How many fatalities occurred for an unknown tail number? [/INST] SELECT fatalities FROM table_name_60 WHERE tail_number = "unknown" </s>