human
Considering the provided database schema and associated query, produce SQL code to retrieve the answer to the query. 
###Database Schema: Title, Published in, Publication Date, Setting, Fictional date, Main characters
###Question: Name the title when the main characters are grant calthorpe, lee neilan and the published in of astounding stories
gpt
SELECT Title FROM table WHERE Published in = astounding stories AND Main characters = grant calthorpe, lee neilan