Park is related to Leg. Leg is related to Device. Sensor is a type of Device. 
Ask is a synonym of Claim. Claim is related to Possession. Possession is a type of District. 
Park <--RelatedTo--> Leg <--RelatedTo--> Device <--IsA-- Sensor 
Ask <--Synonym--> Claim <--RelatedTo--> Possession --IsA--> District 