Simplify the following text for a Grade 6 native English-speaking person.
Original: Kosovo 's political boundaries do not coincide with the ethnic boundary by which Albanians compose an absolute majority in every municipality ; for example , Serbs form a local majority in North Kosovo and two other municipalities , while there are large areas with an Albanian majority outside of Kosovo , namely in the neighbouring regions of former Yugoslavia : the north-west of Macedonia , and in the PreÅ evo Valley in Central Serbia .
Simplified: About two million people live in Kosovo . A majority of them are of Albanian origin , but there are also Serbs living in the most northern part of Kosovo .