Definition: You are given a sentence in Italian. Your job is to translate the Italian sentence into Spanish.
Input: Queste faglie sono ricoperte da materiale organico.
Output:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Están recubiertas. Esas fracturas están cubiertas con materiales orgánicos.