242580
History The Toledo and South Haven Railroad , a predecessor of the Pere Marquette Railway , opened the line from Paw Paw west to Lawrence in October 1877 and to Hartford in March 1883 , as an extension of an older line from Lawton to Paw Paw .
 Haven Railroad, Pere Marquette Railway, Paw Paw, Lawrence, Hartford, Lawton, Paw Paw
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Haven Railroad, Pere Marquette Railway, Paw Paw, Lawrence, Hartford, Lawton, Paw Paw