53026
The isomer is the one most often encountered : it occurs naturally in many foods , and is one form ( " vitamer " ) of vitamin C , an essential nutrient for humans and many animals .
 food: vitamin C
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
 Entities: vitamin C 
Answer:
 food: vitamin C