story: Tom hadn't vacuumed his rug in a long time. When he finally did it took a while. The vacuum picked up a ridiculous amount of dirt. Tom's rug looked a lighter shade after he was done. He made sure to clean it more often after that.
 selected sentence: Tom hadn't vacuumed his rug in a long time.
Tom has not vacuumed for a long time >Causes/Enables> Tom's vacuum picks up a lot of dirt when Tom vacuums