Link is related to Connection. Connection is a synonym of Alliance. Alliance is a synonym of Union. Union is related to Southern. 
Tap is a type of Tool. Tool can be used for Building. Building is related to Gym. 
Link <--RelatedTo--> Connection <--Synonym--> Alliance <--Synonym--> Union <--RelatedTo--> Southern 
Tap --IsA--> Tool --UsedFor--> Building <--RelatedTo--> Gym 