Captain is related to Leadership. President can be used for Leadership. President is related to Candidate. 
Put is related to Action. Action is related to Start. Start is related to Bottom. Bottom is related to Cotton. 
Captain <--RelatedTo--> Leadership <--UsedFor-- President <--RelatedTo--> Candidate 
Put <--RelatedTo--> Action <--RelatedTo--> Start <--RelatedTo--> Bottom <--RelatedTo--> Cotton 