Complex sentence: Aja was givin a spear when he freed the Gadharva, the spear had the power to make enemys go to sleep, he used this spear in a battle, when he was defending Indumati.
Split into simpler sentences: Aja was givin a spear when he freed the Gadharva, the spear had the power to make enemys go to sleep. He used this spear in a battle, when he was defending Indumati.