Who is the incumbent that is a republican and first elected before 1864?
CREATE TABLE table_name_73 (incumbent VARCHAR, party VARCHAR, first_elected VARCHAR)
SELECT incumbent FROM table_name_73 WHERE party = "republican" AND first_elected < 1864
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_73 (incumbent VARCHAR, party VARCHAR, first_elected VARCHAR) Question: Who is the incumbent that is a republican and first elected before 1864? [/INST] SELECT incumbent FROM table_name_73 WHERE party = "republican" AND first_elected < 1864 </s>