What is the average Attendance, when Venue is "Candlestick Park", and when Date is "December 27"?
CREATE TABLE table_name_71 (attendance INTEGER, venue VARCHAR, date VARCHAR)
SELECT AVG(attendance) FROM table_name_71 WHERE venue = "candlestick park" AND date = "december 27"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_71 (attendance INTEGER, venue VARCHAR, date VARCHAR) Question: What is the average Attendance, when Venue is "Candlestick Park", and when Date is "December 27"? [/INST] SELECT AVG(attendance) FROM table_name_71 WHERE venue = "candlestick park" AND date = "december 27" </s>