Concede is a synonym of Allow. Allow is a synonym of Reserve. 
Slide is related to Toy. Toy is related to Mobile. Mobile is related to Text. Text is related to Article. 
Concede <--Synonym--> Allow <--Synonym--> Reserve 
Slide <--RelatedTo--> Toy <--RelatedTo--> Mobile <--RelatedTo--> Text <--RelatedTo--> Article 