Definition: In this task, a passage will be given and the goal is to identify an event from the passage. An event is defined as a single word representing something that happened, is happening, or may happen. An event can be factual or hypothetical, positive or negative, certain or uncertain. While most events are based on verbs, an event can also be based on a noun (ex. storm, snow, rainfall) or a copula verb (is, was, been, etc.). The event must not be a pronoun or an adjective. For noun events with multiple words, use the last word in the phrase as event.
Input: Passage: The Israeli army forces stormed early on Wednesday morning the town of Beit Hanoun in a large-scale military operation, the Israeli army had called "the clouds of autumn". Palestinian security sources said that the Israeli army forces backed by dozens of tanks, bulldozers and armored vehicles covered by helicopters and fighting drones had occupied the whole town.

called