Some die-cutting operations allow for a number of knit tubes to be centered, placed on one another, and then cut.
( ( Some ( die-cutting operations ) ) ( ( ( allow ( for ( ( a number ) ( of ( knit tubes ) ) ) ) ) ( to ( be ( ( ( ( ( centered , ) ( placed ( on ( one another ) ) ) ) , ) and ) ( then cut ) ) ) ) ) . ) )
(ROOT (S (NP (DT Some) (JJ die-cutting) (NNS operations)) (VP (VBP allow) (PP (IN for) (NP (NP (DT a) (NN number)) (PP (IN of) (NP (JJ knit) (NNS tubes))))) (S (VP (TO to) (VP (VB be) (VP (VP (VBN centered)) (, ,) (VP (VBN placed) (PP (IN on) (NP (CD one) (DT another)))) (, ,) (CC and) (VP (ADVP (RB then)) (VBN cut))))))) (. .)))
The refinement of die-cutting operations added value to the supply chain.
( ( ( The refinement ) ( of ( die-cutting operations ) ) ) ( ( ( added value ) ( to ( the ( supply chain ) ) ) ) . ) )
(ROOT (S (NP (NP (DT The) (NN refinement)) (PP (IN of) (NP (JJ die-cutting) (NNS operations)))) (VP (VBD added) (NP (NN value)) (PP (TO to) (NP (DT the) (NN supply) (NN chain)))) (. .)))