human
Considering the provided database schema and associated query, produce SQL code to retrieve the answer to the query. 
###Database Schema: Rank, Municipality, Province, Status, Area (km 2 )
###Question: What is the highest Area (KM 2) for the Province of Ontario, that has the Status of Town, a Municipality of Minto, and a Rank that's smaller than 84?
gpt
SELECT MAX Area (km 2 ) FROM table WHERE Province = ontario AND Status = town AND Municipality = minto AND Rank < 84