... patterns of agree-ment and disagreement (Hawes et al., 2009; Abbottet al., 2011), and relationships among conversationalparticipants (Ireland et al., 2011).One of the most natural ways to capture ... al.,2010) and tools that summarize (Murray et al., 2005) and display (Ehlen et al., 2007) conversational data.Topic segmentation also can illuminate individuals’agendas (Boydstun et al., 2011), patterns ... DebatesOur sec-ond dataset contains three annotated presidential de-bates (Boydstun et al., 2011) between Barack Obama and John McCain and a vice presidential debate be-tween Joe Biden and...