Mason entered the attic. Oliver entered the attic. The onion is in the blue container. Mason exited the attic. Noah entered the crawlspace. Noah exited the crawlspace. Oliver moved the onion to the green crate. Oliver exited the attic. Mason entered the crawlspace.
The onion at the beginning was in the blue container.
 the onion at the beginning was in the green_crate
 the onion at the beginning was in the blue_container