Complex sentence: The Domestic house spider (sometimes called the Lesser house spider) ("Tegenaria domestica") is closely related to the venomous Hobo spider, but although its bite is somewhat unpleasant, it is not a danger to humans.
Split into simpler sentences: The Domestic house spider (sometimes called the Lesser house spider) ("Tegenaria domestica") is closely related to the Hobo spider. Although its bite is somewhat unpleasant, it is not a danger to humans.