ACE doesn't seem to like DOS line endings! Coverage goes way up if you convert them to UNIX. The "natural language" used for the commands is not really English. It allows determiners and (object) pronouns to be dropped. Yeek. ... how easy is modifying the ERG to allow those? - dropped determiners easy - dropped object pronoun? probably not too hard. queston... when does an event have a destination? all 'drop' and 'move' commands? need to implement an RCL parser so I can do error analysis -- and that will let me answer these questions too 1010 'move' commands, all of which have destinations 1106 'drop' commands, 902 of which have destinations but some don't; e.g. 233 "Drop the grey block." 639 "place the green pyramid down" 1221 'take' commands, none of which have destinations significant population of "Move X and place it Y." commands, where "Move X" is not a "move" RCL command but a "take" instead.