Task: Text Matching
Input (English, Spanish): English: I must say that these NATO measures were not taken lightly and were only carried out as a last resort when it became evident that all avenues for reaching a negotiated solution had been exhausted and that the Belgrade authorities were concentrating their forces in order to expel the Kosovo Albanians from their land. 
 Spanish:Esas medidas de la OTAN no fueron adoptadas -conviene decirlo- a la ligera, sino como último recurso, al resultar evidente que se habían agotado las posibilidades de una solución negociada y que las autoridades de Belgrado estaban concentrando sus fuerzas para expulsar de su tierra a los albaneses de Kosovo.
Output (English): Yes