human
Considering the provided database schema and associated query, produce SQL code to retrieve the answer to the query. 
###Database Schema: Record, Team, Season, League, Number
###Question: What season has a number less than 90, Mitte as the league and spvgg ruhmannsfelden as the team?
gpt
SELECT Season FROM table WHERE Number < 90 AND League = mitte AND Team = spvgg ruhmannsfelden