(S (S (BASENP (DT The) (NN team)) (VP (VBD had) (VP (VBN been) (VP (VP (VP (VBG loading) (BASENP (PRPD their) (NN bus))) (PP (IN in) (NP (BASENP (NN front)) (PP (IN of) (BASENP (DT the) (NN airport)))))) (PP (IN during) (NP (BASENP (DT a) (NN trip)) (SBAR (WHNP (WDT that)) (S (VP (VBD began) (PP (IN in) (BASENP (DT the) (NNP United) (NNP Kingdom)))))))))))) (PERIOD .))