came up with a treasure chest of material 
(ROOT (S (VP (VBD came) (PRT (RP up)) (PP (IN with) (NP (NP (DT a) (NN treasure) (NN chest)) (PP (IN of) (NP (NN material))))))))
(ROOT (S (VP (VBD ) (PRT (RP )) (PP (IN ) (NP (NP (DT ) (NN ) (NN )) (PP (IN ) (NP (NN ))))))))