Question: Yuma is an Amtrak station with passenger rail service provided thrice-weekly by a train that for most of its history has run between what two cities?
Sentence (from "Pomona station (California)"): Amtrak serves the Pomona station with thrice-weekly service provided by the "Sunset Limited" and "Texas Eagle" combined service; Metrolink's Riverside Line runs a commute schedule to and from Los Angeles on weekdays.
Relevant evidence: No