still show virtually no understanding of it 
(ROOT (S (ADVP (RB still)) (VP (VB show) (NP (NP (ADJP (RB virtually) (DT no)) (NN understanding)) (PP (IN of) (NP (PRP it)))))))
(ROOT (S (ADVP (RB )) (VP (VB ) (NP (NP (ADJP (RB ) (DT )) (NN )) (PP (IN ) (NP (PRP )))))))