Definition: In this task you will be given an answer to a question. You need to generate a question. The answer given should be a correct answer for the generated question.
Input: Stromboli (Italian pronunciation: (stromboli); Sicilian: Struognuli, Ancient Greek: , Strongule) is a small island in the Tyrrhenian Sea, off the north coast of Sicily, containing one of the three active volcanoes in Italy. It is one of the eight Aeolian Islands, a volcanic arc north of Sicily. This name is derived from the Ancient Greek name Strongule which was given to it because of its round swelling form. The island's population is about 500. The volcano has erupted many times and is constantly active with minor eruptions, often visible from many points on the island and from the surrounding sea, giving rise to the island's nickname 'Lighthouse of the Mediterranean'.
Output:
when was the last time the stromboli volcano erupted