bookmarks.dot

digraph G{
  node [ shape = "record", fontname = "Open Sans", fontsize = 16, \
  fontcolor="#ffffff", style="filled", color="#1FB6C3", fillcolor="#1FB6C3bf"];
  edge [ fontname = "Open Sans", fontsize = 16,
  color="#1FB6C3", fontcolor="#1FB6C3" ];
 
  feed [ label = "{Feed|+ url: string\l+ title: string\l+ id: number\l}" ];
  user [ label = "{User|+ name: string\l+ avator: string\l+ id: number\l}" ];

  node [fontcolor="#ffffff", style="filled", color="#1BB470", fillcolor="#1BB470bf"];
  user_feed [label="{UserFeed|+ userId: number\l+ feedId: number\l}"];
  edge [ arrowhead = "empty" ];
 
  feed->user_feed [arrowhead="none", label="1..*"];
  user->user_feed [arrowhead="none", label="1..*"];
}