Yard is related to Area. Area is related to Factory. Factory is related to Workplace. 
Line is part of Poem. Line is related to Symbol. Symbol is related to Add. Add is related to Put. 
Yard <--RelatedTo--> Area <--RelatedTo--> Factory <--RelatedTo--> Workplace 
Poem <--PartOf-- Line <--RelatedTo--> Symbol <--RelatedTo--> Add <--RelatedTo--> Put 