Task: Question Generation
Input (English): Context : The 1st Okinawa International Movie Festival was held from March 19 to March 22, 2009 and took place at the American Village at Mihama Chatan-cho in Okinawa City. 
Subject : 1st Okinawa International Movie Festival 
Relation : point in time
Output (English): When did 1st Okinawa International Movie Festival occurr?