Complex sentence: Unlike the ancient nearby cities of Lahore and Eminabad, Gujranwala is a relatively new city, and may have been established as a village in the middle of the 16th century, and is traditionally believed to have previously been known as "Khanpur Shansi".
Split into simpler sentences: Unlike the ancient nearby cities of Lahore and Eminabad, Gujranwala is a relatively modern city. It may have been established as a village in the middle of the 16th century, and is traditionally believed to have previously been known as "Khanpur Shansi".