What is the party when the constituency is 1. Chennai North? 
CREATE TABLE table_22753245_1 (party VARCHAR, constituency VARCHAR)
SELECT party FROM table_22753245_1 WHERE constituency = "1. Chennai North"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_22753245_1 (party VARCHAR, constituency VARCHAR) Question: What is the party when the constituency is 1. Chennai North?  [/INST] SELECT party FROM table_22753245_1 WHERE constituency = "1. Chennai North" </s>