... do the ones for ADV to CLAUSE and VERB to CLAUSE. But together the subgrammars for ADJ to CLAUSE and ADJ to AD- JPPROP for Dutch can be completely isomorphic to the corresponding subgrammars ... tt) and A = true) ) } U { (t, D, true) I 3 k, n, Rk, d~, ,d.: ce = Rk and 131 Rk • MF-RULES; and D2 = D[(G,, Rk)<D~, d2 ,d.>] and t • Ft(u,t2, ,t,) and t2 • M-GENERATOR(d2) and ... want to make a distinction between obligatory, optional and recursive rules. In M-grammars all rules are optional and poten- tially recursive. It is not clear how to add obliga- tory rules to...