This particular mode of communication was employed by the Brrbrlpp species who resided on the planet of Esfandia. Before the time of the Yuuzhan Vong War, Si, who held the rank of commander and was a member of the Gran species, instructed the Brrbrlpp in the use of trinary while stationed at the Esfandia Long-Range Communications Base; this was done because the base personnel found it simpler to comprehend than the Brrbrlpp's original tongue.