than i 'd expected it to be 
(ROOT (SBAR (IN than) (S (NP (PRP i)) (VP (VBD 'd) (VP (VBN expected) (S (NP (PRP it)) (VP (TO to) (VP (VB be)))))))))
(ROOT (SBAR (IN ) (S (NP (PRP )) (VP (VBD ) (VP (VBN ) (S (NP (PRP )) (VP (TO ) (VP (VB )))))))))