(S (S (NP (BASENP (DT A) (NN trio)) (PP (IN of) (BASENP (JJ Canadian) (NNS trekkers)))) (VP (VP (VBD said) (BASENP (NNP Friday))) (SBAR (S (BASENP (PRP they)) (VP (VP (VBD completed) (NP (BASENP (DT the) (JJS fastest) (JJ unaided) (JJ on-foot) (NN trek)) (VP (VBG using) (NP (NP (BASENP (DT the) (JJ traditional) (NN route)) (PP (IN from) (NP (BASENP (NNP Hercules) (NNP Inlet)) (PP (IN on) (BASENP (DT the) (NNP Ronne) (NNP Ice) (NNP Shelf)))))) (PP (TO to) (BASENP (DT the) (NNP South) (NNP Pole))))))) (PP (IN in) (NP (BASENP (DT a) (JJ record) (NN time)) (PP (IN of) (NP (NP (BASENP (NN 33) (NNS days)) (COMMA ,) (BASENP (NN 23) (NNS hours))) (CC and) (BASENP (NN 30) (NNS minutes))))))))))) (PERIOD .))