For this reason, in the last decades, numerous methods, datasets and shared tasks have been proposed to improve computers' ability in such discrimination, generally achieving promising results (Santus et al., 2016b; Roller et al., 2014<cite> , Weeds et al., 2014</cite> Santus et al. 2014a; Rimmel, 2014; Lenci and Benotto, 2012; Kotlerman et al., 2010; Geffet and Dagan, 2005; Weeds and Weir, 2003) .