Motion is related to Round. Round is related to Moon. Moon is related to Night. Night is related to Bat. 
Fat is related to Heavy. Heavy is related to Hard. Hard is related to Effort. Success requires Effort. 
Motion <--RelatedTo--> Round <--RelatedTo--> Moon <--RelatedTo--> Night <--RelatedTo--> Bat 
Fat <--RelatedTo--> Heavy <--RelatedTo--> Hard <--RelatedTo--> Effort <--HasPrerequisite-- Success 