@startuml left to right direction actor Sender as s actor Receiver as r package Website { usecase "Send Data" as UC1 } package Laptop { usecase "Visit Website" as UC4 } package Smartphone { usecase "Receive Data" as UC2 usecase "Display Data" as UC3 } UC4 <-- r s --> UC1 UC3 <-- r UC2 <-- UC3 @enduml Submit amiga aws-orange black-knight bluegray blueprint cerulean-outline cerulean crt-amber crt-green cyborg-outline cyborg hacker lightgray mars materia-outline materia metal mimeograph minty plain reddress-darkblue reddress-darkgreen reddress-darkorange reddress-darkred reddress-lightblue reddress-lightgreen reddress-lightorange reddress-lightred sandstone silver sketchy-outline sketchy spacelab spacelab-white superhero-outline superhero toy united vibrant       🎉 Discover the future PlantUML Web Editor! 🚀  PNG  SVG  ASCII Art