Unlike PBS, however, SLS uses the single garment rather than the bundle as the unit of production.
( ( Unlike PBS ) ( , ( however ( , ( SLS ( ( ( uses ( ( ( the ( single garment ) ) ( rather than ) ) ( the bundle ) ) ) ( as ( ( the unit ) ( of production ) ) ) ) . ) ) ) ) ) )
(ROOT (S (PP (IN Unlike) (NP (NNP PBS))) (, ,) (ADVP (RB however)) (, ,) (NP (NNP SLS)) (VP (VBZ uses) (NP (NP (DT the) (JJ single) (NN garment)) (CONJP (RB rather) (IN than)) (NP (DT the) (NN bundle))) (PP (IN as) (NP (NP (DT the) (NN unit)) (PP (IN of) (NP (NN production)))))) (. .)))
SLS employs the use of a single garment as the unit of production, while PBS involves sorting multiple garments by hand.
( SLS ( ( ( ( employs ( ( the use ) ( of ( ( a ( single garment ) ) ( as ( ( the unit ) ( of production ) ) ) ) ) ) ) , ) ( while ( PBS ( involves ( ( sorting ( multiple garments ) ) ( by hand ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNP SLS)) (VP (VBZ employs) (NP (NP (DT the) (NN use)) (PP (IN of) (NP (NP (DT a) (JJ single) (NN garment)) (PP (IN as) (NP (NP (DT the) (NN unit)) (PP (IN of) (NP (NN production)))))))) (, ,) (SBAR (IN while) (S (NP (NNP PBS)) (VP (VBZ involves) (S (VP (VBG sorting) (NP (JJ multiple) (NNS garments)) (PP (IN by) (NP (NN hand))))))))) (. .)))