Question: What railroad company with 8,500 locomotives runs through a community 5 miles east-northeast of Davis, California?

Context paragraphs:
Locotrol: Locotrol is a product of GE Transportation Systems (GETS) that permits railway locomotives to be distributed throughout the length of a train (distributed power).  It is installed on more than 8,500 locomotives around the world, sending signals from the lead locomotive and via radio to the remote control locomotives.

Münster-Handorf Airfield: Münster-Handorf Airfield is a former military airfield located in Germany about 5 miles east-northeast of Münster (Nordrhein-Westfalen); approximately 250 miles west of Berlin.

Harbin, Texas: Harbin is an unincorporated community located in Erath County in Central Texas.  Harbin is in the southwestern part of the county at the intersections of Fm-847 and the Fort Worth and Western Railroad 4 miles east-northeast of the City of Dublin.

Georgia Southern Railroad: Georgia Southern Railroad Company was incorporated under act of the Georgia General Assembly on March 2, 1875.  The line of railroad of the Selma, Rome and Dalton Railroad Company in Georgia was sold in foreclosure on November 3, 1874 and conveyed to Georgia Southern Railroad Company on March 29, 1876.  Georgia Southern Railroad Company was sold to East Tennessee, Virginia and Georgia Railroad Company on November 6, 1880.

Strassfeld Airfield: Strassfeld Airfield is an abandoned World War II military airfield located in Germany, about 5 miles east-northeast of Euskirchen in Nordrhein-Westfalen; approximately 310 miles southwest of Berlin.

Smith Canal: The Smith Canal is a former barge canal in Stockton, California, United States.  It currently runs approximately 2.4 miles east-northeast from the San Joaquin River, although it previously ran about 0.65 miles further to El Dorado Street.  It was built to carry agricultural produce to the Stockton State Hospital.  Today the canal is lined with residential homes and docks for pleasure boats.

Sharrington: Sharrington is a village within the civil parish of Brinton in the English county of Norfolk.  The village is laid out on the southern edge of the A148, 3.5 miles west of Holt.  The village is 10 miles east-northeast of the town of Fakenham, 13.4 miles west-southwest of Cromer and 124 miles north-northeast of London.  The nearest railway station is at Sheringham for the Bittern Line which runs between Sheringham, Cromer and Norwich.  The nearest airport is at Norwich.

Webster, California: Webster is an unincorporated community in Yolo County, California.  It is located on the Union Pacific Railroad 5 mi east-northeast of Davis, at an elevation of 26 feet (8 m).  A 1913 book described Webster, along with Swingle, as along the main automobile route from Davis to Broderick.

George Field, Illinois: George Field is a former World War II military airfield, located 5 miles east-northeast of Lawrenceville, Illinois.  It operated as an advanced pilot training school for the United States Army Air Forces from 1942 until 1945.

Union Pacific Railroad: The Union Pacific Railroad (or Union Pacific Railroad Company and simply Union Pacific) is a freight hauling railroad that operates 8,500 locomotives over 32,100 route-miles in 23 states west of Chicago and New Orleans.  The Union Pacific Railroad system is the largest in the United States and it is one of the world's largest transportation companies.  The Union Pacific Railroad is the principal operating company of the Union Pacific Corporation (); both are headquartered in Omaha, Nebraska.

Supporting paragraphs: Webster, California Union Pacific Railroad
Answer: Union Pacific Railroad