Complex sentence: Upon arrival at Cuzco, teams found their next clue just outside the airport, which instructed teams to take a taxi from the marked taxi stand to the town of Huambutio and receive their next clue from the owner of a marked kiosk.
Split into simpler sentences: Upon arrival at Cusco, teams found their next clue just outside the airport. It instructed teams to take a taxi from the marked taxi stand to the town of Huambutio and receive their next clue from the owner of a marked kiosk.