Liquid is related to Cry. Cry is related to Onion. Onion is related to Related. Related is related to Employ. 
Engine is a type of Instrument. Instrument can cause/lead to Job. Job is related to Ride. 
Liquid <--RelatedTo--> Cry <--RelatedTo--> Onion <--RelatedTo--> Related <--RelatedTo--> Employ 
Engine --IsA--> Instrument --Causes--> Job <--RelatedTo--> Ride 