[tag=IN] [lemma=the] [lemma=police] [lemma=","] [□=□]
[tag=IN] [lemma=the] [lemma=police] [lemma=","] [lemma=□]
[tag=IN] [lemma=the] [lemma=police] [lemma=","] [tag=□]
The building was cordoned off by the police , fire squads , and elite anti-terrorist troops .