Airline is a type of Line. Line is related to Follow. 
Hurt is related to Blood. Blood is related to Juice. Juice is related to Punch. Punch is related to Manual. 
Airline --IsA--> Line <--RelatedTo--> Follow 
Hurt <--RelatedTo--> Blood <--RelatedTo--> Juice <--RelatedTo--> Punch <--RelatedTo--> Manual 