Original sentence: In addition, the stations of Piazza Garibaldi, Mergellina and Campi Flegrei are used by some InterCity and Eurostar Italia trains.Moreover, all the stations are used by suburban trains subway on the line to Castellammare di Stabia and by regional trains to both Formia and Salerno.Today the Passante is used from Gianturco to Pozzuoli by services of Line 2 of the Naples Metro
Edited sentence: In addition, some InterCity and Eurostar Italia trains also stop at Piazza Garibaldi, Mergellina and Campi Flegrei stations.Local suburban trains operates on the Passante to Castellammare di Stabia, stopping at all stations and some fast regional trains operates on the Passante to Formia and Salerno.Today the Line 2 of the Naples Metro operates between  Gianturco to Pozzuoli on the Passante