In addition, some works based on machinelearning techniques, used the same topic in training and testing (Rosenfeld and Kraus, 2015;Boltužić anď Snajder, 2014), relying on features from the topic itself in identifying arguments.
here, we focus on detecting an essential constituent of an argumentthe evidence -rather then detecting whole arguments, or detecting other argument parts like claims Lippi and Torroni, 2015).