(S (S (PP-SBJ (NP (S-REL (S-NSBJ (VP (PP (BASENP (NN ６００) (NN 人)) (IN に)) (VB 及ぶ))) (PRN (LRB （) (NP (PP (PP (NP (PP (BASENP (NN いくつ) (INFKB か)) (IN の)) (NN 報告)) (IN で)) (IN は)) (BASENP (QP (NN 数) (NN 千)) (NN 人))) (RRB ）))) (NP (S-REL-NSBJ (VP (VBV 怒っ) (VP (MD た)))) (NP (PP (BASENP (NN 抗議)) (IN の)) (NN 群衆)))) (IN が)) (VP (PP (NP (PP (NP (PP (BASENP (NNP 大統領) (NNP 宮殿)) (IN の)) (NN 外側)) (IN の)) (BASENP (NNP 殉教者) (NNP 広場))) (IN に)) (VP (VBV 集まっ) (VP (MD た))))) (PERIOD 。))
600 人 に 及ぶ （ いくつ か の 報告 で は 数 千 人 ） 怒っ た 抗議 の 群衆 が 大統領 宮殿 の 外側 の 殉教者 広場 に 集まっ た 。
An angry crowd of around 600 protesters - some reports say thousands - gathered at Martyrs ' Square , outside the presidential palace .