( Nevertheless ( , ( one ( ( would ( think ( that ( ( ( ( most simple ) systems ) ( that ( ( implement ( the ( first machine ) ) ) certainly ) ) ) ( ( do not ) ( ( ( implement ( the second ) ) , ) ( with ( its ( ( vastly ( more complex ) ) ( internal structure ) ) ) ) ) ) ) ) ) ) . ) ) ) )
(ROOT (S (ADVP (RB Nevertheless)) (, ,) (NP (PRP one)) (VP (MD would) (VP (VB think) (SBAR (IN that) (S (NP (NP (ADJP (RBS most) (JJ simple)) (NNS systems)) (SBAR (WHNP (WDT that)) (S (VP (VB implement) (NP (DT the) (JJ first) (NN machine)) (ADVP (RB certainly)))))) (VP (VBP do) (RB not) (VP (VB implement) (NP (DT the) (NN second)) (, ,) (PP (IN with) (NP (PRP$ its) (ADJP (RB vastly) (RBR more) (JJ complex)) (JJ internal) (NN structure))))))))) (. .)))
Nevertheless, one would think that most simple systems that implement the first machine certainly do not implement the second, with its vastly more complex internal structure.
(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.