(S (S (S (BASENP (DT The) (NNP FBI)) (VP (VBD was) (VP (VBN called) (PRT (RP in))))) (SBAR (IN because) (S (BASENP (NNS authorities)) (VP (VBD suspected) (SBAR (S (BASENP (NNP King)) (VP (MD might) (VP (VB have) (VP (VBN been) (VP (VBN taken) (PP (IN over) (BASENP (NN state) (NNS lines))))))))))))) (PERIOD .))