pulirono
Pulirono is the third-person plural form of the Italian verb pulire in the passato remoto, the simple past tense used mainly in literary or formal contexts. It translates to "they cleaned" in English and is typically found in historical narratives or classic prose.
In modern Italian, the passato remoto—especially for -ire verbs like pulire—is rarely used in everyday speech.
Morphology and related forms: pulire is an -ire verb. In passato remoto its endings are: io pulii,
Example: I lavoratori pulirono i locali dopo la verifica. This sentence demonstrates the narrative, past-tense usage