digraph { none [shape = none, label = ""] root [shape = folder, label = ""]; phone [shape = invtriangle, label = ""]; editor [shape = circle, label = ""]; laptop [shape = invtriangle, label = ""]; viewer [shape = circle, label = ""]; docs [shape = folder, label = ""]; resignation [shape = box, label = ""]; contract [shape = box, label = ""]; avatar [shape = box, label = ""]; none -> root [label = ""] root -> phone [label = "phone"]; phone -> viewer [label = ""]; root -> laptop [label = "laptop"]; laptop -> editor [label = ""]; root -> docs [label = "docs"]; docs -> resignation [label = "resignation.docx"]; docs -> contract [label = "contract.docx"]; root -> avatar [label = "avatar.usd"]; }