Round 7 kicks off today at the X Torneio Internacional de Xadrez SESC Caiobá in Brazil. The nine-round Swiss in Matinhos, Paraná draws strong international competition with 90-minute games plus 30-second increments. Players battle through classical chess where preparation meets pure calculation. The tournament streams live on Lichess, letting fans follow every critical moment as standings tighten heading toward the final rounds.