The King Yudhishthira, the son of Kuntî, blew Anantavijaya; Nakula and Sahadeva, Sughosha and Manipushpaka.
In plain words: King Yudhishthira, eldest son of Kunti, blows his conch Anantavijaya. The twins Nakula and Sahadeva blow theirs, Sughosha and Manipushpaka.