12859
A " mixer-wagon " , or " diet feeder " , is a specialist agricultural machine used for accurately weighing , mixing and distributing total mixed ration ( TMR ) for ruminant farm animals , in particular cattle and most commonly , dairy cattle .
 ruminant, cattle, dairy cattle
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 ruminant, cattle, dairy cattle