how many number is located at registration f-bvff?
CREATE TABLE table_1997759_1 (number VARCHAR, registration VARCHAR)
SELECT COUNT(number) FROM table_1997759_1 WHERE registration = "F-BVFF"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_1997759_1 (number VARCHAR, registration VARCHAR) Question: how many number is located at registration f-bvff? [/INST] SELECT COUNT(number) FROM table_1997759_1 WHERE registration = "F-BVFF" </s>