(S (S (PP (IN After) (BASENP (DT a) (JJ few) (NNS minutes))) (S (BASENP (DT the) (NN gunman)) (VP (VP (VBD surrendered) (PP (TO to) (BASENP (NNS police)))) (PP (IN through) (BASENP (NN 911)))))) (PERIOD .))