They proposed to reorder VS construction into SV order for SMT word alignment only.
table 3 compares the results, in term of BLEU scores, of the three experimental settings in 3 evaluations schemes, as follows: (a) Standard, which includes performing recasing and removing white space before punctuation, (b) Nopunct, in which punctuation is stripped and evaluation is performed on the lexical text only, and (c) Nopunctcase in which, in addition to removing punctuation, all words are lower-cased.