Complex sentence: The mosque is built on a raised and paved courtyard, measuring 141 ft. X 105 ft, surrounded by pillared cloisters added by Iltutmish between 1210 and 1220 AD.
Split into simpler sentences: The mosque is built on a raised and paved courtyard, measuring. X, surrounded by pillared cloisters added by Iltutmish between 1210 and 1220 AD.