Texas Zephyr
Inaugurated on August 22 , 1940 , the streamlined train ran from Denver , Colorado's Union Station to Fort Worth and Dallas , Texas , replacing the heavyweight "Colorado Special . " At Dallas , the "Texas Zephyr" connected with the "Sam Houston Zephyr" and "Texas Rocket" , both operating on the jointly owned Burlington-Rock Island Railroad for through service to Houston . 
<triplet> Union Station <subj> Denver, Colorado <obj> located in the administrative territorial entity <triplet> Texas Zephyr <subj> August 22, 1940 <obj> inception