Mask is a type of Cover. Cross is a type of Cover. Cross is a synonym of Sweep. 
Family is related to Gathering. Gathering is related to Party. Party is related to Alcohol. 
Mask --IsA--> Cover <--IsA-- Cross <--Synonym--> Sweep 
Family <--RelatedTo--> Gathering <--RelatedTo--> Party <--RelatedTo--> Alcohol 