I collected, in northeastern Colorado, a very large (ca. 1 inch) species of robber fly (family Asilidae ).  
( I ( ( ( ( ( collected , ) ( in ( northeastern Colorado ) ) ) , ) ( ( a ( ( ( very large ) ( -LRB- ( ( ca. ( 1 inch ) ) -RRB- ) ) ) species ) ) ( of ( ( robber fly ) ( -LRB- ( ( family Asilidae ) -RRB- ) ) ) ) ) ) . ) )
(ROOT (S (NP (PRP I)) (VP (VBD collected) (, ,) (PP (IN in) (NP (JJ northeastern) (NNP Colorado))) (, ,) (NP (NP (DT a) (ADJP (ADJP (RB very) (JJ large)) (PRN (-LRB- -LRB-) (NP (NP (NN ca.)) (NP (CD 1) (NN inch))) (-RRB- -RRB-))) (NN species)) (PP (IN of) (NP (NP (NN robber) (NN fly)) (PRN (-LRB- -LRB-) (NP (NN family) (NN Asilidae)) (-RRB- -RRB-)))))) (. .)))
Robber flies can be up to an inch. 
( ( Robber flies ) ( ( can ( be ( up ( to ( an inch ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Robber) (NNS flies)) (VP (MD can) (VP (VB be) (ADVP (RB up) (PP (TO to) (NP (DT an) (NN inch)))))) (. .)))