Complex sentence: Toftir has a relatively big harbour with a big filleting plant that was started in 1969, and hosts the headquarters of Faroe Fish Market, the only real Fish Auction in the Islands.
Split into simpler sentences: Toftir has a relatively big harbour with a big filleting-plant that was started in 1969. The harbour is also home to the headquarters of "Faroe Fish Market", the only real Fish Auction in the Islands.