Reverse Chambers in a Castle

Identify CPUs Castle Chambers with Chamber Areas and Corner Points of individual Chambers as Clues.

The objective is in identifying CPUs Castle Chambers (in the exact way it is designed).
The floor plan of a castle indicates where the walls are.
The outer boundary of the castle is always an unbroken wall.
The castle has no doors, only openings in the walls that lead from
one room to another.
A chamber is a collection of rooms that are connected to each other by gaps in the walls.
Corner points of each chamber is given as a clue in addition to CPUs Castle areas.