digraph SeaOfTypes {

    Degrees [label="Degrees", fontsize=20, shape=plaintext];
    Turns [label="Turns", fontsize=20, shape=plaintext];
    Radians [label="Radians", fontsize=20, shape=plaintext];
    
    Angle [label="Angle", fontsize=24, shape=plaintext, color=brown];

    Angle -> Degrees
    Angle -> Turns
    Angle -> Radians
}