Transportation is related to Oil. Oil is related to Energy. Energy is related to Plant. Plant is related to Starting. 
Muscle is related to Male. Male is related to Policeman. Policeman is related to Captain. 
Transportation <--RelatedTo--> Oil <--RelatedTo--> Energy <--RelatedTo--> Plant <--RelatedTo--> Starting 
Muscle <--RelatedTo--> Male <--RelatedTo--> Policeman <--RelatedTo--> Captain 