Complex sentence: Several excavations of al-Aqsa Mosque have taken place after 1967 by the Israeli authorities who began unlicensed intensive excavation works directly beneath Al-Aqsa Mosque on the southern and western sides.
Split into simpler sentences: Several excavations of al-Aqsa Mosque have taken place. After 1967 Israeli authorities began unlicensed intensive excavation works directly beneath Al-Aqsa Mosque on the southern and western sides.