Bob ran down the road, although he fell over.

The thunder roared, while the hobbits hid. 

Bilbo slept in the cave, as the goblins attacked.

The cart came to a wheeling halt, although Gandalf strode into the rabbit hole.

Jim was interested in the idea, so he called an expert.

Owls are nocturnal, so as soon as night comes they are still awake and active at night and have incredible eyesigh