<prompt> Translate the following text to SwahiliIn the center of the caldera are two low-lying areas of land that appeared after the 1500 b.c. Nea Kameni and Palea Kameni.  <response>: Katikati ya caldera kuna maeneo mawili ya chini ya ardhi ambayo yalionekana baada ya 1500 KK: Nea Kamenni na Palea Kamenni. 