(S (S (PP (IN At) (BASENP (DT the) (NN time))) (COMMA ,) (S (BASENP (DT the) (NNP Statler)) (VP (VBD was) (NP (NP (BASENP (DT the) (JJS largest) (NN hotel)) (PRN (LRB [) (PP (VBN based) (PP (IN on) (NP (BASENP (DT the) (NN number)) (PP (IN of) (BASENP (NNS rooms)))))) (RRB ]))) (VP (ADVP (RB ever)) (VBN constructed)))))) (PERIOD .))