Original: At 18, Dante met Guido Cavalcanti, Lapo Gianni, Cino da Pistoia and soon after Brunetto Latini; together they became the leaders of the Dolce Stil Novo.
Simplified: At 18, Dante met Guido Cavalcanti, Lapo Gianni, Cino da Pistoia, and soon after Brunetto Latini; together they became the leaders of Dolce Stil Novo ("The Sweet New Style").