lr,20-2-E93-1043,ak | 1991a ; Trost , 1991b \ ] with a <term> | feature-based word grammar | </term> building on a <term> hierarchical | #25253 The system combines an extended two-level morphology \[Trost, 1991a; Trost, 1991b\] with a feature-based word grammar building on a hierarchical lexicon. |