Walking is related to Collar. Collar is related to Implement. Implement is related to Bell. Bell is related to Alarm. 
Word is related to Written. Written is related to Report. 
Walking <--RelatedTo--> Collar <--RelatedTo--> Implement <--RelatedTo--> Bell <--RelatedTo--> Alarm 
Word <--RelatedTo--> Written <--RelatedTo--> Report 