(S (S (ADVP (RB Probably)) (S (NP (BASENP (DT the) (ADJP (RBS most) (JJ famous)) (NN hotel)) (SBAR (WHNP (WDT that)) (S (VP (VBD was) (VP (VBN built) (PP (IN during) (BASENP (DT the) (NN exposition)))))))) (VP (VBD was) (NP (NP (BASENP (DT the) (NNP Statler) (POS 's)) (BASENP (NNP Pan-American) (NNP Hotel))) (VP (VBN built) (PP (IN by) (BASENP (NNP Ellsworth) (NNP Milton) (NNP Statler)))))))) (PERIOD .))