Os

Determinador

  gardas

substantiu

  están

Auxiliar

  nas

  portas

substantiu

,  non

🙅

Partícula

  para

Adposició

  impedir

Verb

  entrar

Verb

,  senón

Conjunció coordinadora

  para

Adposició

  impedir

Verb

  saír

Verb

.

The guards are at the gates, not to prevent them from entering, but to prevent them from leaving.

The guards are at the gates, not to prevent them from entering, but to prevent them from leaving.