Meal is a synonym of Board. Board is related to Stiff. 
Deserve is a type of Be. Promise is a type of Be. Promise is related to Engagement. Engagement is a synonym of Participation. 
Meal <--Synonym--> Board <--RelatedTo--> Stiff 
Deserve --IsA--> Be <--IsA-- Promise <--RelatedTo--> Engagement <--Synonym--> Participation 