Complex sentence: On 15 October 2009, the training institute was attacked by four terrorists using guns and grenades; two policemen were martyred fighting bravely including ASI Jafar who led the fight against them and all the terrorists were killed.
Split into simpler sentences: On 15 October 2009, the training institute was attacked by four terrorists using guns and grenades. Two policemen were killed, including ASI Jafar who led the fight against them; all the terrorists were killed.