Sleep is related to Sheep. Sheep is related to Maker. Maker is related to Instrument. Instrument is related to Paper. 
Race is related to Driver. Driver is related to Farmer. 
Sleep <--RelatedTo--> Sheep <--RelatedTo--> Maker <--RelatedTo--> Instrument <--RelatedTo--> Paper 
Race <--RelatedTo--> Driver <--RelatedTo--> Farmer 