We were looking for a solution for executing selenium bases scenarios written in behave in parallel to speed up the execution time. Unluckily behave doesn't have this in build like cucumber fortunately we came across https://github.com/hugeinc/behave-parallel in which upstemsync was just couple of weeks old :)
I already had a picture in mind how would the entire step would work so creating a demo project wasn't too difficult.
Check out https://github.com/mubbashir/behave-selenium
Following is screen recoding where I had connected to both nodes via VNC and checks were executed in Parallel on features level