What team were the bills playing where their first down was 23?
CREATE TABLE table_16677887_2 (opponent VARCHAR, bills_first_downs VARCHAR)
SELECT opponent FROM table_16677887_2 WHERE bills_first_downs = 23
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_16677887_2 (opponent VARCHAR, bills_first_downs VARCHAR) Question: What team were the bills playing where their first down was 23? [/INST] SELECT opponent FROM table_16677887_2 WHERE bills_first_downs = 23 </s>