Ice is related to Ski. Ski is related to Hill. Hill is related to Town. Town is related to Parade. 
Control is related to Portion. Portion is related to Bit. Bit is related to Amount. Amount is related to Equal. 
Ice <--RelatedTo--> Ski <--RelatedTo--> Hill <--RelatedTo--> Town <--RelatedTo--> Parade 
Control <--RelatedTo--> Portion <--RelatedTo--> Bit <--RelatedTo--> Amount <--RelatedTo--> Equal 