exercism/go/pov/cmd/main.go

package main

import pov ".."

func main() {
	g := pov.New()
	g.AddNode("sibling")
	g.AddNode("x")
	g.AddNode("parent")
	g.AddArc("parent", "sibling")
	g.AddArc("parent", "x")
	pov.PrintGraph(g)
}