What was the tie number for the round against visiting opponent Chelsea?
CREATE TABLE table_name_89 (tie_no INTEGER, away_team VARCHAR)
SELECT SUM(tie_no) FROM table_name_89 WHERE away_team = "chelsea"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_89 (tie_no INTEGER, away_team VARCHAR) Question: What was the tie number for the round against visiting opponent Chelsea? [/INST] SELECT SUM(tie_no) FROM table_name_89 WHERE away_team = "chelsea" </s>