Initiate is the opposite of End. End is related to Conclusion. 
Desk is related to Station. Station is related to Gas. Gas is related to Growing. Growing is related to Soil. 
Initiate <--Antonym--> End <--RelatedTo--> Conclusion 
Desk <--RelatedTo--> Station <--RelatedTo--> Gas <--RelatedTo--> Growing <--RelatedTo--> Soil 