Simplify the following text for a Grade 7 native English-speaking person.
Original: According to some estimates it is the second largest after the Mosque of Rome - with an area of 5.2 a , the mosque complex can accommodate up to 10,000 worshippers .
Simplified: According to some estimates it is the second largest after the Mosque of Rome . It has an area of 5.2 a , the mosque complex can hold up to 10,000 worshippers .