Original sentence: The Nasrid dynasty was the longest ruling Muslim dynasty in the Iberian Peninsula, reigning for more than 250 years from the establishment of the Emirate of Granada in 1230 to its annexation in 1492.The Nasrids constructed the Alhambra palace-fortress complex in Granada
Edited sentence: Reigning for more than 250 years from the establishment of the Emirate of Granada in 1230, to its annexation by the 'Catholic Monarchs' in 1492.The Nasrid dynasty was the longest ruling Muslim dynasty in the Iberian Peninsula.The Nasrids constructed the magnificent Alhambra palace-fortress complex in Granada, which is one of the top ten most visited monuments in the world today