digraph G {
    margin=0;
	{
	rank=same;
    s [style=bold, label="file-01"];
	}
	
	{
	rank=same;
    a [label=<<FONT COLOR="red">S</FONT>>,fontname=helvetica];
    p [label=<<FONT COLOR="red">O</FONT>>,fontname=helvetica];
	}
    


    s->a [label="ARG0"];
    s->p [label="ARG1"];
}
