Word representations and more recently, word embeddings, learned from large amounts of text have been quite successful as features in various NLP tasks (Koo et al., 2008; Turian et al., 2010; Collobert et al., 2011; Dhillon et al., 2012; Al-Rfou' et al., 2013; <cite>Bansal et al., 2014</cite>; Guo et al., 2014; Pennington et al., 2014; Yu and Dredze, 2014; Faruqui et al., 2014; Wang et al., 2015) .