To achieve the 90 percent cloth utilization typical of this kind of production, one needs to combine six pairs of pants into one marker.
( ( To ( achieve ( ( the ( 90 ( percent ( cloth utilization ) ) ) ) ( typical ( of ( ( this kind ) ( of production ) ) ) ) ) ) ) ( , ( one ( ( needs ( to ( ( combine ( ( six pairs ) ( of pants ) ) ) ( into ( one marker ) ) ) ) ) . ) ) ) )
(ROOT (S (S (VP (TO To) (VP (VB achieve) (S (NP (DT the) (CD 90) (NN percent) (NN cloth) (NN utilization)) (ADJP (JJ typical) (PP (IN of) (NP (NP (DT this) (NN kind)) (PP (IN of) (NP (NN production)))))))))) (, ,) (NP (PRP one)) (VP (VBZ needs) (S (VP (TO to) (VP (VB combine) (NP (NP (CD six) (NNS pairs)) (PP (IN of) (NP (NNS pants)))) (PP (IN into) (NP (CD one) (NN marker))))))) (. .)))
This specific production type and its derivatives have been tested for over a century.
( ( ( ( This ( specific ( production type ) ) ) and ) ( its derivatives ) ) ( ( have ( been ( tested ( for ( over ( a century ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (DT This) (JJ specific) (NN production) (NN type)) (CC and) (NP (PRP$ its) (NNS derivatives))) (VP (VBP have) (VP (VBN been) (VP (VBN tested) (PP (IN for) (PP (IN over) (NP (DT a) (NN century))))))) (. .)))