(S (BASENP (PRP He)) (VP (VP (VBD described) (BASENP (DT the) (NN incident))) (PP (IN as) (QT (DQL ``) (QTC (NP (BASENP (DT the) (JJS worst) (NN thing)) (S (BASENP (PRP I)) (VP (VBP have) (VP (VBN witnessed) (PP (IN in) (BASENP (PRPD my) (NN life))))))) (PERIOD .)) (DQR '')))))