Wooden is related to Porch. you are likely to find People in/at/on Porch. 
Long is related to Letter. you are likely to find Statement in/at/on Letter. Statement is related to Report. Report is related to Detailed. 
Wooden <--RelatedTo--> Porch <--AtLocation-- People 
Long <--RelatedTo--> Letter <--AtLocation-- Statement <--RelatedTo--> Report <--RelatedTo--> Detailed 