Beer garden and Tavern

Beer garden noun - Tavern with an outdoor area (usually resembling a garden) where beer and other alcoholic drinks are served.

Tavern and beer garden are semantically related in barroom topic. In some cases you can use "Tavern" instead a noun phrase "Beer garden", when it comes to topics like beer hall, establishment serving alcohol.

Tavern noun - A place of business where alcoholic beverages are sold to be consumed on the premises.

Beer garden and tavern are semantically related in beer hall topic. You can use "Beer garden" instead a noun "Tavern".