digraph graphql {
  rankdir=LR;

  node [ shape=record ];

  field [label="<pk>field|<args>args|<resolve>resolve()|<type>type" ];
  g_node [ label="<pk>node|id" ];
  schema [ label="<pk>schema|<query>query|<mutation>mutation|<subscription>subscription" ];
  type [ label="<pk>type|name|description|<fields>fields" ];

  field:resolve -> g_node:pk;
  field:type -> type:pk;

  schema:mutation -> type:pk;
  schema:query -> type:pk;
  schema:subscription -> type:pk; /* ? */

  type:fields -> field:pk ;
}