This room has a dual purpose, serving as both a study and a dining room.
She sat in the dining room, enthroned on an old high-backed chair.
He shepherded the old people towards the dining room.
A dining room and hall appear on the ground floor, and the upper floors presumably contain some bedrooms at least.
In basic premises with only one activity\dining room it was difficult to provide more than one activity at the same time.
The home was attractively furnished and had a spacious hall, sitting room, television lounge, conservatory and dining room.