Alexander Koller Donna Byron Justine Cassell Robert Dale Johanna Moore Jon Oberlander Kristina Striegnitz The Software Architecture for the First Challenge on Generating Instructions in Virtual Environments. 33-36 2009 EACL (Demos) http://www.aclweb.org/anthology/E09-2009 conf/eacl/2009 db/conf/eacl/eacl2009.html#KollerBCDMOS09