On what type of surface was the tournament of Italy f28?
CREATE TABLE table_name_84 (surface VARCHAR, tournament VARCHAR)
SELECT surface FROM table_name_84 WHERE tournament = "italy f28"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_84 (surface VARCHAR, tournament VARCHAR) Question: On what type of surface was the tournament of Italy f28? [/INST] SELECT surface FROM table_name_84 WHERE tournament = "italy f28" </s>