Complex sentence: Chalandri is a suburb in Northern Athens, around 10 km from the centre; its location corresponds with one of the 10 ancient Dimoi (boroughs) of Athens, known Flya (Φλύα in Greek).
Split into simpler sentences: Chalandri is a suburb in Northern Athens, around 10 km from the centre. The place where it lies corresponds to one of the 10 ancient Dimoi (boroughs) of Athens, called Flya (Φλύα in Greek).