in how much they engage and even touch us 
(ROOT (PP (IN in) (SBAR (WHNP (WRB how) (JJ much)) (S (NP (PRP they)) (VP (VP (VBP engage)) (CC and) (ADVP (RB even)) (VP (VBP touch) (NP (PRP us))))))))
(ROOT (PP (IN ) (SBAR (WHNP (WRB ) (JJ )) (S (NP (PRP )) (VP (VP (VBP )) (CC ) (ADVP (RB )) (VP (VBP ) (NP (PRP ))))))))