text: Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
  ### Context:
  CREATE TABLE table_name_37 (population INTEGER, density__inhabitants_km_2__ VARCHAR, altitude__mslm_ VARCHAR, city VARCHAR)
  ### Question:
  What is the lowest population of alessandria where the altitude is less than 197 and density is less than 461.8?
  ### Answer:
  SELECT MIN(population) FROM table_name_37 WHERE altitude__mslm_ < 197 AND city = "alessandria" AND density__inhabitants_km_2__ < 461.8