The pieces paying 33.
( ( ( The pieces ) ( paying 33 ) ) . )
(ROOT (NP (NP (DT The) (NNS pieces)) (VP (VBG paying) (NP (CD 33))) (. .)))
The pieces paying every 3 hours.
( ( ( The pieces ) ( paying ( every ( 3 hours ) ) ) ) . )
(ROOT (NP (NP (DT The) (NNS pieces)) (VP (VBG paying) (NP (DT every) (CD 3) (NNS hours))) (. .)))