6. The system of claim 4 , wherein selecting the representative sentence for the relevant topic further comprises utilizing a graph-based centrality algorithm with term frequency-inverse document frequency weighting to determine the relevance to the relevant topic of individual sentences from the plurality of sentences assigned to the relevant topic and parsed from customer reviews regarding the particular item.
6. The system of claim 4 , wherein selecting the representative sentence for the relevant topic further comprises utilizing a graph-based centrality algorithm with term frequency-inverse document frequency weighting to determine the relevance to the relevant topic of individual sentences from the plurality of sentences assigned to the relevant topic and parsed from customer reviews regarding the particular item. 7. The system of claim 6 , wherein the graph-based centrality algorithm comprises the LexRank algorithm.