Original sentence: In the 14th century, during the reign of king Milutin, a canal connecting the Sazlija and the river Nerodimka was dug, creating an artificial bifurcation, since the Nerodimka flows to the south into the Lepenac river and thus belongs to the Aegean Sea drainage basin, while the Sitnica flows to the north, into the Ibar river and belongs to the Black Sea drainage basin.It flows into the Ibar at Mitrovica, and it is the longest river that flows completely within Kosovo.The Sitnica (Serbian Cyrillic: , ) is a  river in Kosovo
Edited sentence: In the 14th century, during the reign of the Serbian king Milutin, a canal connecting the Sazlija and the river Nerodimka was dug, creating an artificial bifurcation, since the Nerodimka flows to the south into the Lepenac river and thus belongs to the Aegean Sea drainage basin, while the Sitnica flows to the north, into the Ibar river and belongs to the Black Sea drainage basin.It flows into the Ibar at Mitrovica, and it is the longest river that flows completely within Kosovo and Metohija.The Sitnica (Serbian Cyrillic: , ) is a  river in Serbia