Rural is related to Field. Field is a synonym of Answer. Answer is related to Multiple. 
Fragile is related to Neck. Neck is related to Flexible. Flexible is related to Paper. Paper is related to Waste. 
Rural <--RelatedTo--> Field <--Synonym--> Answer <--RelatedTo--> Multiple 
Fragile <--RelatedTo--> Neck <--RelatedTo--> Flexible <--RelatedTo--> Paper <--RelatedTo--> Waste 