graph graph_48
{
node
[
shape = box
]
course;
institute;
student;
node
[
shape = ellipse
]
{
}
code;
grade;
number;
name0 -- course;
code -- course;
fontsize = 20;
}
graph graph_48
{
node
[
shape = box
]
course;
institute;
student;
node
[
shape = ellipse
]
{
}
code;
grade;
number;
name0 -- course;
code -- course;
fontsize = 20;
}