When loaded in Ableton, how do you get more than one part to be played at the same time?

The keyboard input only seems to control part 1, and there doesn't appear to be an "omni" setting as in Kontakt?

 

parts are hardcoded to receive on their respective midichannels.
i'm not too good with ableton's routing, but was able to setup the following:

maybe some of the more ableton-savvy people know a slicker way...