Revelers of Grande Rio Samba School perform during the parades of the Carnival at the Sambadrome in Rio de Janeiro, Brazil, on Feb. 27, 2017. Special groups' Samba Schools of the Rio Carnival 2017 started their parade here on Sunday. (Xinhua/Li Ming)

A reveler of Grande Rio Samba School performs during the parades of the Carnival at the Sambadrome in Rio de Janeiro, Brazil, on Feb. 27, 2017. Special groups' Samba Schools of the Rio Carnival 2017 started their parade here on Sunday. (Xinhua/Li Ming)

Revelers of Paraiso do Tuiuti samba school participate in the parades of the Carnival at the Sambadrome in Rio de Janeiro, Brazil, on Feb. 26, 2017. Special groups' Samba Schools of the Rio Carnival 2017 started their parade here on Sunday. (Xinhua/Li Ming)

Revelers of Paraiso do Tuiuti samba school participate in the parades of the Carnival at the Sambadrome in Rio de Janeiro, Brazil, on Feb. 27, 2017. Special groups' Samba Schools of the Rio Carnival 2017 started their parade here on Sunday. (Xinhua/Li Ming)

A float of Paraiso do Tuiuti samba school participates in the parades of the Carnival at the Sambadrome in Rio de Janeiro, Brazil, on Feb. 27, 2017. Special groups' Samba Schools of the Rio Carnival 2017 started their parade here on Sunday. (Xinhua/Li Ming)

A float of Paraiso do Tuiuti samba school participates in the parades of the Carnival at the Sambadrome in Rio de Janeiro, Brazil, on Feb. 27, 2017. Special groups' Samba Schools of the Rio Carnival 2017 started their parade here on Sunday. (Xinhua/Li Ming)

Revelers of Paraiso do Tuiuti samba school participate in the Carnival at the Sambadrome in Rio de Janeiro, Brazil, on Feb. 27, 2017. Special groups' Samba Schools of the Rio Carnival 2017 started their parade here on Sunday. (Xinhua/Li Ming)

A reveler of Grande Rio Samba School performs during the parades of the Carnival at the Sambadrome in Rio de Janeiro, Brazil, on Feb. 26, 2017. Special groups' Samba Schools of the Rio Carnival 2017 started their parade here on Sunday. (Xinhua/Li Ming)

A float of Paraiso do Tuiuti samba school participates in the parades of the Carnival at the Sambadrome in Rio de Janeiro, Brazil, on Feb. 26, 2017. Special groups' Samba Schools of the Rio Carnival 2017 started their parade here on Sunday. (Xinhua/Li Ming)

A float of Paraiso do Tuiuti samba school participates in the parades of the Carnival at the Sambadrome in Rio de Janeiro, Brazil, on Feb. 26, 2017. Special groups' Samba Schools of the Rio Carnival 2017 started their parade here on Sunday. (Xinhua/Li Ming)

A float of Paraiso do Tuiuti samba school participates in the parades of the Carnival at the Sambadrome in Rio de Janeiro, Brazil, on Feb. 26, 2017. Special groups' Samba Schools of the Rio Carnival 2017 started their parade here on Sunday. (Xinhua/Li Ming)

Audience in the tribune watch the parades of the Carnival at the Sambadrome in Rio de Janeiro, Brazil, on Feb. 27, 2017. Special groups' Samba Schools of the Rio Carnival 2017 started their parade here on Sunday. (Xinhua/Li Ming)

Revelers of Paraiso do Tuiuti samba school participate in the parades of the Carnival at the Sambadrome in Rio de Janeiro, Brazil, on Feb. 26, 2017. Special groups' Samba Schools of the Rio Carnival 2017 started their parade here on Sunday. (Xinhua/Li Ming)

Revelers of Paraiso do Tuiuti samba school participate in the parades of the Carnival at the Sambadrome in Rio de Janeiro, Brazil, on Feb. 26, 2017. Special groups' Samba Schools of the Rio Carnival 2017 started their parade here on Sunday. (Xinhua/Li Ming)

A float of Paraiso do Tuiuti samba school participates in the parades of the Carnival at the Sambadrome in Rio de Janeiro, Brazil, on Feb. 26, 2017. Special groups' Samba Schools of the Rio Carnival 2017 started their parade here on Sunday. (Xinhua/Li Ming)

A reveler of Grande Rio Samba School attends the parades of the Carnival at the Sambadrome in Rio de Janeiro, Brazil, on Feb. 27, 2017. Special groups' Samba Schools of the Rio Carnival 2017 started their parade here on Sunday. (Xinhua/Li Ming)

A reveler of Grande Rio Samba School attends the parades of the Carnival at the Sambadrome in Rio de Janeiro, Brazil, on Feb. 27, 2017. Special groups' Samba Schools of the Rio Carnival 2017 started their parade here on Sunday. (Xinhua/Li Ming)

Audience in the tribune watch the parades of the Carnival at the Sambadrome in Rio de Janeiro, Brazil, on Feb. 27, 2017. Special groups' Samba Schools of the Rio Carnival 2017 started their parade here on Sunday. (Xinhua/Li Ming)