What is the lowest laps that has a manufacturer of yamaha, and a time/retired of +1:08.312, and a grid less than 20?
CREATE TABLE table_name_4 (laps INTEGER, grid VARCHAR, manufacturer VARCHAR, time_retired VARCHAR)
SELECT MIN(laps) FROM table_name_4 WHERE manufacturer = "yamaha" AND time_retired = "+1:08.312" AND grid < 20
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_4 (laps INTEGER, grid VARCHAR, manufacturer VARCHAR, time_retired VARCHAR) Question: What is the lowest laps that has a manufacturer of yamaha, and a time/retired of +1:08.312, and a grid less than 20? [/INST] SELECT MIN(laps) FROM table_name_4 WHERE manufacturer = "yamaha" AND time_retired = "+1:08.312" AND grid < 20 </s>