Question: Konigsberg Graph?

Hello I'm having trouble create Konigsberg Graph on Maple. Here's the picture. Sorry if it's not clear enough. Thanks!

 

https://www.google.co.id/url?sa=i&source=images&cd=&ved=&url=https%3A%2F%2Fmvngu.wordpress.com%2F2011%2F03%2F26%2Fsimple-graphs-bridges-of-konigsberg-and-directed-graphs%2F&psig=AFQjCNFP-tdRTqi-VapOJZ-TLPdA1ndSgQ&ust=1456326114883065&rct=j

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