Complex sentence: One of the Sinhala legends tells that when Skanda-Kumara moved to Sri Lanka, he asked for refuge from Tamils, but the Tamils refused, hence he came to live with the Sinhalese in Kataragama.
Split into simpler sentences: One of the Sinhala legends tells that when Skanda-Kumara moved to Sri Lanka, he asked for refuge from Tamils. The Tamils refused, and he came to live with the Sinhalese in Kataragama.