in a bid to hold our attention 
(ROOT (PP (IN in) (NP (DT a) (NN bid) (S (VP (TO to) (VP (VB hold) (NP (PRP$ our) (NN attention))))))))
(ROOT (PP (IN ) (NP (DT ) (NN ) (S (VP (TO ) (VP (VB ) (NP (PRP$ ) (NN ))))))))