At the same time, the company began to redesign its logistics system'the method it used to move goods from suppliers, through warehouses, and to delivery at stores.
( ( At ( the ( same time ) ) ) ( , ( ( the company ) ( ( began ( to ( redesign ( ( ( its ( logistics system ) ) ` ) ( ( the method ) ( it ( used ( to ( ( move goods ) ( ( ( ( ( ( from suppliers ) , ) ( through warehouses ) ) , ) and ) ( to ( delivery ( at stores ) ) ) ) ) ) ) ) ) ) ) ) ) . ) ) ) )
(ROOT (S (PP (IN At) (NP (DT the) (JJ same) (NN time))) (, ,) (NP (DT the) (NN company)) (VP (VBD began) (S (VP (TO to) (VP (VB redesign) (NP (NP (PRP$ its) (NNS logistics) (NN system)) (`` `) (NP (NP (DT the) (NN method)) (SBAR (S (NP (PRP it)) (VP (VBD used) (S (VP (TO to) (VP (VB move) (NP (NNS goods)) (PP (PP (IN from) (NP (NNS suppliers))) (, ,) (PP (IN through) (NP (NNS warehouses))) (, ,) (CC and) (PP (TO to) (NP (NP (NN delivery)) (PP (IN at) (NP (NNS stores)))))))))))))))))) (. .)))
The refined logistics increased efficiency while decreasing cost.
( ( The ( refined logistics ) ) ( ( ( increased efficiency ) ( while ( decreasing cost ) ) ) . ) )
(ROOT (S (NP (DT The) (VBN refined) (NNS logistics)) (VP (VBD increased) (NP (NN efficiency)) (PP (IN while) (NP (VBG decreasing) (NN cost)))) (. .)))