In practice, however, retail inventory management is fraught with challenges, such as long and uncertain order-fulfillment lead times, and errors in product identification and record keeping.
( ( In practice ) ( , ( however ( , ( ( retail ( inventory management ) ) ( ( ( is ( fraught ( with ( ( challenges , ) ( such ( as ( ( ( ( ( ( long and ) uncertain ) ( order-fulfillment ( lead times ) ) ) , ) and ) ( errors ( in ( product ( ( identification and ) record ) ) ) ) ) ) ) ) ) ) ) keeping ) . ) ) ) ) ) )
(ROOT (S (PP (IN In) (NP (NN practice))) (, ,) (ADVP (RB however)) (, ,) (NP (JJ retail) (NN inventory) (NN management)) (VP (VBZ is) (ADJP (JJ fraught) (PP (IN with) (NP (NP (NNS challenges)) (, ,) (PP (JJ such) (IN as) (NP (NP (ADJP (JJ long) (CC and) (JJ uncertain)) (JJ order-fulfillment) (JJ lead) (NNS times)) (, ,) (CC and) (NP (NP (NNS errors)) (PP (IN in) (NP (NN product) (NN identification) (CC and) (NN record))))))))) (S (VP (VBG keeping)))) (. .)))
Retail inventory management is the best thing that happened to the industry.
( ( Retail ( inventory management ) ) ( ( is ( ( the ( best thing ) ) ( that ( happened ( to ( the industry ) ) ) ) ) ) . ) )
(ROOT (S (NP (JJ Retail) (NN inventory) (NN management)) (VP (VBZ is) (NP (NP (DT the) (JJS best) (NN thing)) (SBAR (WHNP (WDT that)) (S (VP (VBD happened) (PP (TO to) (NP (DT the) (NN industry)))))))) (. .)))