The edge labels of a SSyntS are grammatical functions 'subj ', 'dobj', 'det', 'modif', etc.
ssyntss are syntactic structures of the kind as encountered in the standard dependency treebanks; cf., e.g., dependency version of the Penn TreeBank (Johansson and Nugues, 2007) for English, Prague Dependency Treebank for Czech (Hajič et al., 2006), Ancora for spanish (Taulé et al., 2008), Copenhagen Dependency Treebank for Danish (Buch-Kromann, 2003), etc.