source = dot `
digraph {
graph [
bgcolor=whitesmoke
pad="1.6,0.3"
mindist=0.15
#layout=circo
#size="8"
ratio=.7
]
node [
shape=box
style="rounded, filled"
fillcolor=white
#fixedsize=true
width=.75
height=.5
margin="0,0"
fontsize=12
penwidth=.5
fontname="NATS"
]
edge [
arrowhead=vee
arrowsize=.5
dir=both
penwidth=.5
]
one [root=true label="విద్యా బోధన"]
two [label="పరిపాలన,\nన్యాయం"]
three [label="వస్తుసేవలు,\nవ్యాపారం"]
four [label="వినోదం, విజ్ఞానం,\nవికాసం"]
five [label="సంపాదన\nఅవకాశాలు"]
one -> {two, three, four, five}
two -> {three, four, five}
three -> {four, five}
four -> five
}
`