When a Casiraghi quartet helped Lazio waltz past Fiorentina

Italian teams do not generally hand out hammerings to their league rivals. An unwritten law of respect for their fellow professionals means they tend to ease up once they get a few goals clear, rather than humiliate the opposition. The thinking is, at least implicitly, that you never know when you might be on the receiving end of a potential drubbing and hope they will return the favour.
But nobody ever told Zdenek Zeman’s Lazio about that arrangement.