Reciprocal and Duplicate Edges RL

A reciprocal pair plus a duplicate between two nodes in a right-to-left graph. Every stroke connects to something (#2030).

reciprocal-and-duplicate-edges-rl.mmd
flowchart RL
    n0["L6rc9iw"]
    n1(["9B531Zk"])
    n1 --> n0
    n0 --> n1
    n1 --> n0
Output
Flowchart, Zombie Mermaid L6rc9iw 9B531Zk

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