Detailed Instructions: Generate a correct and concise answer for the question based on the words in the context.
Problem:Context : Maria Gabriella Sagheddu, O.C.S.O., was an Italian Trappistine nun, who was born in Sardinia in 1914 and died of tuberculosis in the Trappist monastery of Grottaferrata in 1939, at the age of 25.
Question : What was the sickness that killed Maria Gabriella Sagheddu?
Solution:
tuberculosis