( Archimedes ( ( had ( ( ( ( developed ( both ( simple ( and ( compound machines ) ) ) ) ) , ) and ) ( pushed ( to ( ( the edge ) ( of ( the calculus ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Archimedes)) (VP (VBD had) (VP (VP (VBN developed) (NP (DT both) (JJ simple) (CC and) (JJ compound) (NNS machines))) (, ,) (CC and) (VP (VBN pushed) (PP (TO to) (NP (NP (DT the) (NN edge)) (PP (IN of) (NP (DT the) (NNS calculus)))))))) (. .)))
Archimedes had developed both simple and compound machines, and pushed to the edge of the calculus.
(ROOT (S (NP (NNS Scissors)) (VP (VBP are) (NP (JJ compound) (NNS machines))) (. .)))