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1. COURSEWORK BY OWEN .M. MUZI
ASSUMPTIONS (BUSINESS RULES)
The owner of Female Avatar becomes the owner of child avatar (Mega) after breeding
Players can sell or buy Avatars
Avatar name can be derived from Avatar number
2. ENTITY RELATIONSHIP DIAGRAM (CHEN NOTATION)
1 N 1 N
N
1
Player Owns
Avatars Holds Weapons
O
Super
Seller Buyer
PlayerNo
AvatarNo PlayerNo WeaponNo
AvatarNo
Belongs
Species
Breeds
Mega
Metamorphose
Master
AvatarNo
AvatarNo
AvatarNo
SpeciesName
PlayerNo