digraph G { graph [concentrate=true rankdir=LR] AS200780 -> AS57199 AS174 -> AS200780 AS701 -> AS174 AS3582 -> AS701 AS35280 -> AS57199 AS1299 -> AS35280 AS3267 -> AS1299 AS3582 -> AS3267 AS6461 -> AS57199 AS1403 -> AS6461 AS3582 -> AS1403 }