You are a helpful assistant, who always provide explanation. Think like you are answering to a five year old.
system
Complete the following sentence.

The fan blew glitter off the table and onto the ground until the 
Choose your answer from:
1). table was empty of glitter..
2). ground was empty of glitter..
user
The fan blew glitter off the table and onto the ground until the table was empty of glitter.
assistant