human
Considering the provided database schema and associated query, produce SQL code to retrieve the answer to the query. 
###Database Schema: Flat, Threaded, User-selectable themes, Calendar, Image attachment, Unread message tracking, WYSIWYG Editor
###Question: Which WYSIWYG Editor has an Image attachment of yes, and a Calendar of plugin?
gpt
SELECT WYSIWYG Editor FROM table WHERE Image attachment = yes AND Calendar = plugin