This paper describes adaptations for EaFi, a parser for easy-first parsing of discontinuous constituents, to adapt it to multiple languages as well as make use of the unlabeled data that was provided as part of the SPMRL shared task 2014.
Cite
@article{arxiv.1409.3813,
title = {Incorporating Semi-supervised Features into Discontinuous Easy-First Constituent Parsing},
author = {Yannick Versley},
journal= {arXiv preprint arXiv:1409.3813},
year = {2014}
}