Complex sentence: Sardinian is an exception in that its word for "yes", "eja", is from neither origin same thing happens to Romanian which uses "da" for "yes" which it is believed to be of slavic origin.
Split into simpler sentences: Sardinian is an exception in that its word for "yes", "eja", is from neither origin. Similarly Romanian uses "da" for "yes" which it is believed to be of slavic origin.