What is the Competition for Season 2002–03, and the Opponent was zenit st. petersburg?
CREATE TABLE table_name_86 (competition VARCHAR, season VARCHAR, opponent VARCHAR)
SELECT competition FROM table_name_86 WHERE season = "2002–03" AND opponent = "zenit st. petersburg"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_86 (competition VARCHAR, season VARCHAR, opponent VARCHAR) Question: What is the Competition for Season 2002–03, and the Opponent was zenit st. petersburg? [/INST] SELECT competition FROM table_name_86 WHERE season = "2002–03" AND opponent = "zenit st. petersburg" </s>