Leader can be used for Leading. Leader is related to Follow. Follow is related to Dancing. Dancing is related to Swim. 
Fabric is part of Sofa. Fabric is related to Carpet. Carpet is related to Hair. 
Leading <--UsedFor-- Leader <--RelatedTo--> Follow <--RelatedTo--> Dancing <--RelatedTo--> Swim 
Sofa <--PartOf-- Fabric <--RelatedTo--> Carpet <--RelatedTo--> Hair 