(S (S (BASENP (DT A) (NN soldier)) (VP (VBD fired) (NP (BASENP (DT a) (NN bullet)) (SBAR (WHNP (WDT which)) (S (VP (VP (VBD passed) (PP (IN through) (BASENP (DT the) (ADJP (NN 17) (JJ year-old)) (NN driver)))) (CC and) (VP (VBD killed) (BASENP (DT the) (NN boy))))))))) (PERIOD .))