It's "Port to Port" aboard ship!
Its what seafarers call "the rule of the road" - at sea, in rivers and canals, ships alway pass port side to port side, or "port to port". In other words, that landlubbers might understand, you drive on the right!
#shipsandshipping #porttoport
#ship
https://youtube.com/shorts/M6QCP4tn3GA