Even training of a single state-of-the-art sentencelevel translational autoencoder requires days of GPU computing (Barzdins & Gosko, 2016) ) in TensorFlow (Abadi et al., 2015) seq2seq model (Sutskerev, <cite>Vinyals & Le, 2014</cite>; Bahdanau, Cho & Bengio, 2014) .