896
As he drove by , he saw rows and rows of pigsties and pigpens and pigs running in fields and pigs wallowing in mud .
 person: he; person: he; facility: rows and rows of pigsties and pigpens; location: fields
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: organization, person, geographical social political, vehicle, location, weapon, facility 
Text: {0} 
Answer:
 person: he; person: he; facility: rows and rows of pigsties and pigpens; location: fields