````
```mermaid
classDiagram
Student *-- Grade
Student *-- Attendance
class Student{
-Name : String
-Date of Birth: Date
+getName():String
}
class Grade{
-Grade:String
-Value: int
+ getGrade():String
}
class Attendance{
-Present: boolean
-DateAtt: Date
+isPresent(Date):boolean
}
```
````
```mermaid
classDiagram
Student *-- Grade
Student *-- Attendance
class Student{
-Name : String
-Date of Birth: Date
+getName():String
}
class Grade{
-Grade:String
-Value: int
+ getGrade():String
}
class Attendance{
-Present: boolean
-DateAtt: Date
+isPresent(Date):boolean
}
```
````
```mermaid
classDiagram
FootballTeam o-- Player
FootballTeam o-- Manager
class FootballTeam{
-Name : String
+getName():String
}
class Player{
-Name:String
+getName():String
}
class Manager{
-Name:String
+getName():String
}
```
````
```mermaid
classDiagram
FootballTeam o-- Player
FootballTeam o-- Manager
class FootballTeam{
-Name : String
+getName():String
}
class Player{
-Name:String
+getName():String
}
class Manager{
-Name:String
+getName():String
}
```