3701
Magnolia is located along the Baltimore and Ohio Railroad mainline and east of where the Western Maryland Railroad crosses the Potomac , bypassing a series of bends in the river .
 organization: Baltimore and Ohio Railroad; organization: Western Maryland Railroad
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 organization: Baltimore and Ohio Railroad; organization: Western Maryland Railroad