Peoria station
The station is served by the A Line , a commuter rail line from Union Station in Downtown Denver to Denver International Airport , and the R Line , a light rail line crossing through Aurora and South to Lone Tree . 
<triplet> A Line <subj> Union Station <obj> terminus <triplet> Union Station <subj> A Line <obj> connecting line <triplet> Denver International Airport <subj> A Line <obj> connecting line