Complex sentence: The Kuwait mosque bombing took place on 26 June 2015, when a suicide bomber attacked the Shia Imam Ja'far as-Sadiq mosque in the Sawabir area of Kuwait City in Kuwait.
Split into simpler sentences: The Kuwait mosque bombing took place on 26 June 2015 in Kuwait at a Shia mosque. A suicide bomber attacked the Shia Imam Ja'far as-Sadiq mosque in the Sawabir area of Kuwait City in Kuwait.