(S (S (S (BASENP (DT The) (NN race)) (VP (VP (VBD ended) (PP (IN on) (BASENP (DT a) (NN caution)))) (PP (IN after) (NP (BASENP (DT a) (JJ massive) (NN crash)) (PP (IN between) (NP (BASENP (NNS drivers)) (NP (BASENP (NNP Mike) (NNP Conway)) (CC and) (BASENP (NNP Ryan) (NNP Hunter-Reay))))))))) (COMMA ,) (SBAR (WHADVP (WRB when)) (S (NP (BASENP (NNP Conway) (POS 's)) (NN car)) (VP (VP (VBD got) (VP (VBN caught) (PP (IN onto) (NP (BASENP (NNP Hunter-Reay) (POS 's)) (BASENP (JJ left) (JJ outside) (NN wheel)))))) (CC and) (VP (VBD was) (VP (VBN sent) (ADVP (RB airborne)))))))) (PERIOD .))