1. Solution Problem1 Exam0 ssn Sal empl. name name Person Team city contr
(0,4)
name
Manager
isa
(1,3)
Person
Team
isa
city
(24,99)
contr
(0,1)
Player
birthd
Home
Visit
(0,*)
(0,*)
weight
height
pos
Sal
(0,*)
play
played-in.
Day
(0,*)
score
min
Date
(1,1)
(22,*)
Game
Solution Problem1 Exam0

2. ssn Sal empl. name name Person Team city contr Player Sal play Day
(0,4)
name
Manager
isa
(1,3)
Person
Team
isa
city
(24,99)
contr
(0,1)
Player
birthd
Home
Visit
(0,*)
(0,*)
weight
height
pos
Sal
(0,*)
play
played-in.
Day
(0,*)
score
min
Date
(1,1)
(22,*)
Scoring:
Play relationship a Set: 3
Person/Player/Manager: 3
Weak Game Entity: 3
Played-in: 2
Can Only Play once on a day: 1
Contract: 3
Salary, score, min attribute: 3
Game