digraph{
margin=0;
rankdir="LR";
log [shape="record", label="Log | entry0 | entry1 | entry2 | …"];
{rank = same;
a1 [label="Analyzer A"];
a2 [label="Analyzer B"];
a3 [label="Analyzer …",style="dotted"];
}
{rank = same;
r1 [label="Result A"];
r2 [label="Result B"];
r3 [label="Result …",style="dotted"];
}

c [label="Postprocessing & Render"];
log -> a1;

a1->a2;
a2->a3 [style="dotted"];

a1 -> r1;
a2 -> r2;
a3 -> r3 [style="dotted"];

r1-> c;
r2-> c;
r3-> c [style="dotted"];
}