Entity:
Person 66 46
null  * abstract source 
name String 3 false false false SSN String 3 false false false street String 3 false false false city String 3 false false false zipcode String 3 false false false

Entity:
Student 59 226
Person  * abstract 


Generalisation:
Person Student 82 228 79 143



Entity:
Teacher 221 194
Person  * source 
affiliation String 3 false false false

Generalisation:
Person Teacher 250 196 231 142



Entity:
Undergraduate 23 325
Student  * source 


Entity:
Master 206 330
Student  * source 


Generalisation:
Student Undergraduate 72 328 70 248



Generalisation:
Student Master 210 332 120 248



Association:
Master Teacher 0 252 333 274 231 1 advisor null 


Entity:
Professor 570 62
null  * target 
name String 3 false false false SSN String 3 false false false

Entity:
Student1 502 258
null  * target 
name String 3 false false false SSN String 3 false false false

Entity:
Address 823 195
null  * target 
street String 3 false false false city String 3 false false false code String 3 false false false

Association:
Student1 Professor 0 521 262 573 112 -1 advisor null 


Association:
Professor Address 0 724 101 921 198 1 address null 


Association:
Student1 Address 0 657 304 825 258 1 address null