Complex sentence: On December 7, Two RAF Tornado GR4's provided air support for Iraqi ground forces under fire from ISIL terrorists, in the vicinity of Baiji, destroying an ISIL position and then using a Brimstone missile.
Split into simpler sentences: On December 7, Two RAF Tornado GR4's providing support to Iraqi ground forces under fire from ISIL terrorists in the vicinity of Baiji. Destroying an ISIL position and then using a Brimstone missile.