it can seem tiresomely simpleminded . 
(ROOT (S (NP (PRP it)) (VP (MD can) (VP (VB seem) (S (ADJP (RB tiresomely) (VBN simpleminded))))) (. .)))
(ROOT (S (NP (PRP )) (VP (MD ) (VP (VB ) (S (ADJP (RB ) (VBN ))))) (. )))