digraph {
    "start: (0, 0)" -> "N: (0, 1)"
        "N: (0, 1)" -> "N N: (0, 2)"
        "N: (0, 1)" -> "N E: (1, 1)"
"N E: (1, 1)" [color=blue fontcolor=red]
        "N: (0, 1)" -> "N NE: (1, 2)"
    "start: (0, 0)" -> "E: (1, 0)"
        "E: (1, 0)" -> "E N: (1, 1)"
"E N: (1, 1)" [color=blue fontcolor=red]
        "E: (1, 0)" -> "E E: (2, 0)"
        "E: (1, 0)" -> "E NE: (2, 1)"
    "start: (0, 0)" -> "NE: (1, 1)"
"NE: (1, 1)" [color=blue fontcolor=red]
}