Complex sentence: Such a myth is preserved in the Rigvedic story of Vala, where Ushas and the cows, stolen by the Panis were imprisoned, connected with other myths of abductions into the netherworld such as the mysteries of Eleusis connected with Persephone, Dionysus and Triptolemus.
Split into simpler sentences: Such a myth is preserved in the Rigvedic story of Vala, where Ushas and the cows, stolen by the Panis were imprisoned. It may be connected with other myths of abductions into the netherworld such as the mysteries of Eleusis connected with Persephone, Dionysus and Triptolemus.