Estoril's Diogo Amado (L) passes during the Portuguese league football match between Estoril and FC Porto at the Antonio Coimbra da Mota stadium in Estoril on September 22, 2013. The game ended in a draw 2-2. (Xinhua/Zhang Liyun)

FC Porto's Defour (L) passes during the Portuguese league football match between Estoril and FC Porto at the Antonio Coimbra da Mota stadium in Estoril on September 22, 2013. The game ended in a draw 2-2. (Xinhua/Zhang Liyun)

FC Porto's Lica competes during the Portuguese league football match between Estoril and FC Porto at the Antonio Coimbra da Mota stadium in Estoril on September 22, 2013. The game ended in a draw 2-2. (Xinhua/Zhang Liyun)

FC Porto's Quintero (R) vies the ball with Ruben Fernandez during the Portuguese league football match between Estoril and FC Porto at the Antonio Coimbra da Mota stadium in Estoril on September 22, 2013. The game ended in a draw 2-2. (Xinhua/Zhang Liyun)

Estoril's Anderson (Front) reacts during the Portuguese league football match between Estoril and FC Porto at the Antonio Coimbra da Mota stadium in Estoril on September 22, 2013. The game ended in a draw 2-2. (Xinhua/Zhang Liyun)

FC Porto's Jackson Martinez (R) vies the ball with Babanco of Estoril during the Portuguese league football match between Estoril and FC Porto at the Antonio Coimbra da Mota stadium in Estoril on September 22, 2013. The game ended in a draw 2-2. (Xinhua/Zhang Liyun)

FC Porto's Lica (C) competes during the Portuguese league football match between Estoril and FC Porto at the Antonio Coimbra da Mota stadium in Estoril on September 22, 2013. The game ended in a draw 2-2. (Xinhua/Zhang Liyun)

FC Porto's fans cheer for their team during the Portuguese league football match between Estoril and FC Porto at the Antonio Coimbra da Mota stadium in Estoril on September 22, 2013. The game ended in a draw 2-2. (Xinhua/Zhang Liyun)

FC Porto's head coach Paulo Fonseca (R) chats with Quintero during the Portuguese league football match between Estoril and FC Porto at the Antonio Coimbra da Mota stadium in Estoril on September 22, 2013. The game ended in a draw 2-2. (Xinhua/Zhang Liyun)

Players of Estoril celebrate scoring during the Portuguese league football match between Estoril and FC Porto at the Antonio Coimbra da Mota stadium in Estoril on September 22, 2013. The game ended in a draw 2-2. (Xinhua/Zhang Liyun)

Players of FC Porto celebrate scoring during the Portuguese league football match between Estoril and FC Porto at the Antonio Coimbra da Mota stadium in Estoril on September 22, 2013. The game ended in a draw 2-2. (Xinhua/Zhang Liyun)

Players of FC Porto celebrate scoring during the Portuguese league football match between Estoril and FC Porto at the Antonio Coimbra da Mota stadium in Estoril on September 22, 2013. The game ended in a draw 2-2. (Xinhua/Zhang Liyun)