Bob ran down the down the road, but he fell over.

Jim rang his friend because he was interested their idea.

Owls are nocturnal, so they only are active at night since they have excellent eyesight at night.

The hobbits hid, as the thunder roared.

The goblins attacked, while Bilbo slept in a cave.

Gandalf strode into the hobbit hole, after his cart cane to a wheezing halt.