Complex sentence: The living room was 320cm long and dog legged being 295cm wide for just over half its length, narrowing to 250cm for the rest of its length, this was to accommodate the pantry come scullery which was 91cm x 152cm.
Split into simpler sentences: The living room was 320cm long and dog legged being 295cm wide for just over half its length, narrowing to 250cm for the rest of its length. This was to accommodate the pantry come scullery which was 91cm x 152cm.