In this task, given a sentence in the Japanese language, your task is to convert it into the English language.
Q: こっそり撮影されたと言うイスラム教団体の一つはMarkaziJamiatAhl-e-Hadithで、イギリスで登録されたチャリティー団体で、イギリス国内で40以上のモスクや支所を運営しており、本拠地は同市スモール・ヒース地域のグリーンレーンだ。
A: 
One of the Islamic organisations allegedly secretly filmed is Markazi Jamiat Ahl-e-Hadith, a registered British charity which runs more than 40 mosques and branches in the UK with its headquarters at Green Lane Mosque in the Small Heath area of the city.