Fighting is related to Punch. Punch is a type of Tool. Tool is a synonym of Instrument. Instrument is related to Blade. 
Chew is related to Function. Roll is a type of Function. Marble can be used for Roll. Marble is related to Statue. 
Fighting <--RelatedTo--> Punch --IsA--> Tool <--Synonym--> Instrument <--RelatedTo--> Blade 
Chew <--RelatedTo--> Function <--IsA-- Roll <--UsedFor-- Marble <--RelatedTo--> Statue 