Complex sentence: Traditionally, there was a smaller door in the back of the lavvu, opposite of the front door called the "bear door" that was used for ceremonial reasons, such as removing the dead (not appropriate to go out the front) and similar functions.
Split into simpler sentences: Traditionally, there was a smaller door in the back of the lavvu, opposite the front door, called the "bear door". This was used for ceremonial reasons, such as removing the dead (not appropriate out the front door) and similar functions.