Markers are made by hand, tracing pattern pieces onto sheets of paper from thick, pre-cut cardboard pattern elements.
( Markers ( ( are ( ( ( made ( by hand ) ) , ) ( ( ( tracing ( pattern pieces ) ) ( onto ( sheets ( of paper ) ) ) ) ( from ( thick ( , ( pre-cut ( cardboard ( pattern elements ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNS Markers)) (VP (VBP are) (VP (VBN made) (PP (IN by) (NP (NN hand))) (, ,) (S (VP (VBG tracing) (NP (NN pattern) (NNS pieces)) (PP (IN onto) (NP (NP (NNS sheets)) (PP (IN of) (NP (NN paper))))) (PP (IN from) (NP (JJ thick) (, ,) (JJ pre-cut) (NN cardboard) (NN pattern) (NNS elements))))))) (. .)))
Markers are made using automated computer systems.
( Markers ( ( are ( made ( using ( automated ( computer systems ) ) ) ) ) . ) )
(ROOT (S (NP (NNS Markers)) (VP (VBP are) (VP (VBN made) (S (VP (VBG using) (NP (VBN automated) (NN computer) (NNS systems)))))) (. .)))