( Finally ( , ( ( just ( to ( ( ( put ( all ( of ( this ( in context ) ) ) ) ) and ) ( make ( ( ( the ( whole ( subject area ) ) ) ( of ( bio-materials science ) ) ) ( even ( more exciting ) ) ) ) ) ) ) ( , ( it ( ( ( is worth ) ( remembering ( that ( hips ( ( are but ) ( ( one ( simple joint ) ) ( in ( ( the ( ( incredibly complex ) machine ) ) ( that ( is ( the ( human body ) ) ) ) ) ) ) ) ) ) ) ) . ) ) ) ) ) )
(ROOT (S (ADVP (RB Finally)) (, ,) (SBAR (RB just) (S (VP (TO to) (VP (VP (VB put) (NP (NP (DT all)) (PP (IN of) (NP (NP (DT this)) (PP (IN in) (NP (NN context))))))) (CC and) (VP (VB make) (S (NP (NP (DT the) (JJ whole) (NN subject) (NN area)) (PP (IN of) (NP (JJ bio-materials) (NN science)))) (ADJP (RB even) (RBR more) (JJ exciting)))))))) (, ,) (NP (PRP it)) (VP (VBZ is) (ADJP (JJ worth)) (S (VP (VBG remembering) (SBAR (IN that) (S (NP (NNS hips)) (VP (VBP are) (ADVP (CC but)) (NP (NP (CD one) (JJ simple) (NN joint)) (PP (IN in) (NP (NP (DT the) (ADJP (RB incredibly) (JJ complex)) (NN machine)) (SBAR (WHNP (WDT that)) (S (VP (VBZ is) (NP (DT the) (JJ human) (NN body)))))))))))))) (. .)))
Finally, just to put all of this in context and make the whole subject area of bio-materials science even more exciting, it is worth remembering that hips are but one simple joint in the incredibly complex machine that is the human body.
(ROOT (S (S (NP (DT A) (JJ complex) (NN machine)) (VP (VBZ is) (VP (VBN described) (PP (IN by))))) (: :) (S (NP (PRP it)) (VP (VBZ is) (VP (VBN made) (PP (IN of) (NP (QP (JJR more) (IN than) (CD one)) (JJ simple) (NN machine)))))) (. .)))
A complex machine is described by: it is made of more than one simple machine.