sentence1: we introduce a new task of argument facet similarity ( afs ) aimed at identifying facets across opinionated dialogs and show that we can identify afs with a correlation of . 54 .
sentence2: we define a new task , argument facet similarity ( afs ) , and show that we can predict afs with a .54 correlation score , versus an ngram system baseline of .39 and a semantic textual similarity system baseline of .45 .